This shows all the functions supported by the system, and custom functions
Array
(
    [internal] => Array
        (
            [0] => zend_version
            [1] => func_num_args
            [2] => func_get_arg
            [3] => func_get_args
            [4] => strlen
            [5] => strcmp
            [6] => strncmp
            [7] => strcasecmp
            [8] => strncasecmp
            [9] => each
            [10] => error_reporting
            [11] => define
            [12] => defined
            [13] => get_class
            [14] => get_called_class
            [15] => get_parent_class
            [16] => method_exists
            [17] => property_exists
            [18] => class_exists
            [19] => interface_exists
            [20] => trait_exists
            [21] => function_exists
            [22] => class_alias
            [23] => get_included_files
            [24] => get_required_files
            [25] => is_subclass_of
            [26] => is_a
            [27] => get_class_vars
            [28] => get_object_vars
            [29] => get_class_methods
            [30] => trigger_error
            [31] => user_error
            [32] => set_error_handler
            [33] => restore_error_handler
            [34] => set_exception_handler
            [35] => restore_exception_handler
            [36] => get_declared_classes
            [37] => get_declared_traits
            [38] => get_declared_interfaces
            [39] => get_defined_functions
            [40] => get_defined_vars
            [41] => create_function
            [42] => get_resource_type
            [43] => get_loaded_extensions
            [44] => extension_loaded
            [45] => get_extension_funcs
            [46] => get_defined_constants
            [47] => debug_backtrace
            [48] => debug_print_backtrace
            [49] => gc_collect_cycles
            [50] => gc_enabled
            [51] => gc_enable
            [52] => gc_disable
            [53] => strtotime
            [54] => date
            [55] => idate
            [56] => gmdate
            [57] => mktime
            [58] => gmmktime
            [59] => checkdate
            [60] => strftime
            [61] => gmstrftime
            [62] => time
            [63] => localtime
            [64] => getdate
            [65] => date_create
            [66] => date_create_immutable
            [67] => date_create_from_format
            [68] => date_create_immutable_from_format
            [69] => date_parse
            [70] => date_parse_from_format
            [71] => date_get_last_errors
            [72] => date_format
            [73] => date_modify
            [74] => date_add
            [75] => date_sub
            [76] => date_timezone_get
            [77] => date_timezone_set
            [78] => date_offset_get
            [79] => date_diff
            [80] => date_time_set
            [81] => date_date_set
            [82] => date_isodate_set
            [83] => date_timestamp_set
            [84] => date_timestamp_get
            [85] => timezone_open
            [86] => timezone_name_get
            [87] => timezone_name_from_abbr
            [88] => timezone_offset_get
            [89] => timezone_transitions_get
            [90] => timezone_location_get
            [91] => timezone_identifiers_list
            [92] => timezone_abbreviations_list
            [93] => timezone_version_get
            [94] => date_interval_create_from_date_string
            [95] => date_interval_format
            [96] => date_default_timezone_set
            [97] => date_default_timezone_get
            [98] => date_sunrise
            [99] => date_sunset
            [100] => date_sun_info
            [101] => ereg
            [102] => ereg_replace
            [103] => eregi
            [104] => eregi_replace
            [105] => split
            [106] => spliti
            [107] => sql_regcase
            [108] => libxml_set_streams_context
            [109] => libxml_use_internal_errors
            [110] => libxml_get_last_error
            [111] => libxml_clear_errors
            [112] => libxml_get_errors
            [113] => libxml_disable_entity_loader
            [114] => libxml_set_external_entity_loader
            [115] => openssl_pkey_free
            [116] => openssl_pkey_new
            [117] => openssl_pkey_export
            [118] => openssl_pkey_export_to_file
            [119] => openssl_pkey_get_private
            [120] => openssl_pkey_get_public
            [121] => openssl_pkey_get_details
            [122] => openssl_free_key
            [123] => openssl_get_privatekey
            [124] => openssl_get_publickey
            [125] => openssl_x509_read
            [126] => openssl_x509_free
            [127] => openssl_x509_parse
            [128] => openssl_x509_checkpurpose
            [129] => openssl_x509_check_private_key
            [130] => openssl_x509_export
            [131] => openssl_x509_export_to_file
            [132] => openssl_pkcs12_export
            [133] => openssl_pkcs12_export_to_file
            [134] => openssl_pkcs12_read
            [135] => openssl_csr_new
            [136] => openssl_csr_export
            [137] => openssl_csr_export_to_file
            [138] => openssl_csr_sign
            [139] => openssl_csr_get_subject
            [140] => openssl_csr_get_public_key
            [141] => openssl_digest
            [142] => openssl_encrypt
            [143] => openssl_decrypt
            [144] => openssl_cipher_iv_length
            [145] => openssl_sign
            [146] => openssl_verify
            [147] => openssl_seal
            [148] => openssl_open
            [149] => openssl_pbkdf2
            [150] => openssl_pkcs7_verify
            [151] => openssl_pkcs7_decrypt
            [152] => openssl_pkcs7_sign
            [153] => openssl_pkcs7_encrypt
            [154] => openssl_private_encrypt
            [155] => openssl_private_decrypt
            [156] => openssl_public_encrypt
            [157] => openssl_public_decrypt
            [158] => openssl_get_md_methods
            [159] => openssl_get_cipher_methods
            [160] => openssl_dh_compute_key
            [161] => openssl_random_pseudo_bytes
            [162] => openssl_error_string
            [163] => preg_match
            [164] => preg_match_all
            [165] => preg_replace
            [166] => preg_replace_callback
            [167] => preg_filter
            [168] => preg_split
            [169] => preg_quote
            [170] => preg_grep
            [171] => preg_last_error
            [172] => readgzfile
            [173] => gzrewind
            [174] => gzclose
            [175] => gzeof
            [176] => gzgetc
            [177] => gzgets
            [178] => gzgetss
            [179] => gzread
            [180] => gzopen
            [181] => gzpassthru
            [182] => gzseek
            [183] => gztell
            [184] => gzwrite
            [185] => gzputs
            [186] => gzfile
            [187] => gzcompress
            [188] => gzuncompress
            [189] => gzdeflate
            [190] => gzinflate
            [191] => gzencode
            [192] => gzdecode
            [193] => zlib_encode
            [194] => zlib_decode
            [195] => zlib_get_coding_type
            [196] => ob_gzhandler
            [197] => bcadd
            [198] => bcsub
            [199] => bcmul
            [200] => bcdiv
            [201] => bcmod
            [202] => bcpow
            [203] => bcsqrt
            [204] => bcscale
            [205] => bccomp
            [206] => bcpowmod
            [207] => bzopen
            [208] => bzread
            [209] => bzwrite
            [210] => bzflush
            [211] => bzclose
            [212] => bzerrno
            [213] => bzerrstr
            [214] => bzerror
            [215] => bzcompress
            [216] => bzdecompress
            [217] => jdtogregorian
            [218] => gregoriantojd
            [219] => jdtojulian
            [220] => juliantojd
            [221] => jdtojewish
            [222] => jewishtojd
            [223] => jdtofrench
            [224] => frenchtojd
            [225] => jddayofweek
            [226] => jdmonthname
            [227] => easter_date
            [228] => easter_days
            [229] => unixtojd
            [230] => jdtounix
            [231] => cal_to_jd
            [232] => cal_from_jd
            [233] => cal_days_in_month
            [234] => cal_info
            [235] => ctype_alnum
            [236] => ctype_alpha
            [237] => ctype_cntrl
            [238] => ctype_digit
            [239] => ctype_lower
            [240] => ctype_graph
            [241] => ctype_print
            [242] => ctype_punct
            [243] => ctype_space
            [244] => ctype_upper
            [245] => ctype_xdigit
            [246] => curl_init
            [247] => curl_copy_handle
            [248] => curl_version
            [249] => curl_setopt
            [250] => curl_setopt_array
            [251] => curl_exec
            [252] => curl_getinfo
            [253] => curl_error
            [254] => curl_errno
            [255] => curl_close
            [256] => curl_strerror
            [257] => curl_multi_strerror
            [258] => curl_reset
            [259] => curl_escape
            [260] => curl_unescape
            [261] => curl_pause
            [262] => curl_multi_init
            [263] => curl_multi_add_handle
            [264] => curl_multi_remove_handle
            [265] => curl_multi_select
            [266] => curl_multi_exec
            [267] => curl_multi_getcontent
            [268] => curl_multi_info_read
            [269] => curl_multi_close
            [270] => curl_multi_setopt
            [271] => curl_share_init
            [272] => curl_share_close
            [273] => curl_share_setopt
            [274] => curl_file_create
            [275] => dba_open
            [276] => dba_popen
            [277] => dba_close
            [278] => dba_delete
            [279] => dba_exists
            [280] => dba_fetch
            [281] => dba_insert
            [282] => dba_replace
            [283] => dba_firstkey
            [284] => dba_nextkey
            [285] => dba_optimize
            [286] => dba_sync
            [287] => dba_handlers
            [288] => dba_list
            [289] => dba_key_split
            [290] => dom_import_simplexml
            [291] => enchant_broker_init
            [292] => enchant_broker_free
            [293] => enchant_broker_get_error
            [294] => enchant_broker_set_dict_path
            [295] => enchant_broker_get_dict_path
            [296] => enchant_broker_list_dicts
            [297] => enchant_broker_request_dict
            [298] => enchant_broker_request_pwl_dict
            [299] => enchant_broker_free_dict
            [300] => enchant_broker_dict_exists
            [301] => enchant_broker_set_ordering
            [302] => enchant_broker_describe
            [303] => enchant_dict_check
            [304] => enchant_dict_suggest
            [305] => enchant_dict_add_to_personal
            [306] => enchant_dict_add_to_session
            [307] => enchant_dict_is_in_session
            [308] => enchant_dict_store_replacement
            [309] => enchant_dict_get_error
            [310] => enchant_dict_describe
            [311] => enchant_dict_quick_check
            [312] => exif_read_data
            [313] => read_exif_data
            [314] => exif_tagname
            [315] => exif_thumbnail
            [316] => exif_imagetype
            [317] => finfo_open
            [318] => finfo_close
            [319] => finfo_set_flags
            [320] => finfo_file
            [321] => finfo_buffer
            [322] => mime_content_type
            [323] => filter_input
            [324] => filter_var
            [325] => filter_input_array
            [326] => filter_var_array
            [327] => filter_list
            [328] => filter_has_var
            [329] => filter_id
            [330] => ftp_connect
            [331] => ftp_ssl_connect
            [332] => ftp_login
            [333] => ftp_pwd
            [334] => ftp_cdup
            [335] => ftp_chdir
            [336] => ftp_exec
            [337] => ftp_raw
            [338] => ftp_mkdir
            [339] => ftp_rmdir
            [340] => ftp_chmod
            [341] => ftp_alloc
            [342] => ftp_nlist
            [343] => ftp_rawlist
            [344] => ftp_systype
            [345] => ftp_pasv
            [346] => ftp_get
            [347] => ftp_fget
            [348] => ftp_put
            [349] => ftp_fput
            [350] => ftp_size
            [351] => ftp_mdtm
            [352] => ftp_rename
            [353] => ftp_delete
            [354] => ftp_site
            [355] => ftp_close
            [356] => ftp_set_option
            [357] => ftp_get_option
            [358] => ftp_nb_fget
            [359] => ftp_nb_get
            [360] => ftp_nb_continue
            [361] => ftp_nb_put
            [362] => ftp_nb_fput
            [363] => ftp_quit
            [364] => gd_info
            [365] => imagearc
            [366] => imageellipse
            [367] => imagechar
            [368] => imagecharup
            [369] => imagecolorat
            [370] => imagecolorallocate
            [371] => imagepalettecopy
            [372] => imagecreatefromstring
            [373] => imagecolorclosest
            [374] => imagecolorclosesthwb
            [375] => imagecolordeallocate
            [376] => imagecolorresolve
            [377] => imagecolorexact
            [378] => imagecolorset
            [379] => imagecolortransparent
            [380] => imagecolorstotal
            [381] => imagecolorsforindex
            [382] => imagecopy
            [383] => imagecopymerge
            [384] => imagecopymergegray
            [385] => imagecopyresized
            [386] => imagecreate
            [387] => imagecreatetruecolor
            [388] => imageistruecolor
            [389] => imagetruecolortopalette
            [390] => imagepalettetotruecolor
            [391] => imagesetthickness
            [392] => imagefilledarc
            [393] => imagefilledellipse
            [394] => imagealphablending
            [395] => imagesavealpha
            [396] => imagecolorallocatealpha
            [397] => imagecolorresolvealpha
            [398] => imagecolorclosestalpha
            [399] => imagecolorexactalpha
            [400] => imagecopyresampled
            [401] => imagerotate
            [402] => imageflip
            [403] => imageantialias
            [404] => imagecrop
            [405] => imagecropauto
            [406] => imagescale
            [407] => imageaffine
            [408] => imageaffinematrixconcat
            [409] => imageaffinematrixget
            [410] => imagesetinterpolation
            [411] => imagesettile
            [412] => imagesetbrush
            [413] => imagesetstyle
            [414] => imagecreatefrompng
            [415] => imagecreatefromwebp
            [416] => imagecreatefromgif
            [417] => imagecreatefromjpeg
            [418] => imagecreatefromwbmp
            [419] => imagecreatefromxbm
            [420] => imagecreatefromxpm
            [421] => imagecreatefromgd
            [422] => imagecreatefromgd2
            [423] => imagecreatefromgd2part
            [424] => imagepng
            [425] => imagewebp
            [426] => imagegif
            [427] => imagejpeg
            [428] => imagewbmp
            [429] => imagegd
            [430] => imagegd2
            [431] => imagedestroy
            [432] => imagegammacorrect
            [433] => imagefill
            [434] => imagefilledpolygon
            [435] => imagefilledrectangle
            [436] => imagefilltoborder
            [437] => imagefontwidth
            [438] => imagefontheight
            [439] => imageinterlace
            [440] => imageline
            [441] => imageloadfont
            [442] => imagepolygon
            [443] => imagerectangle
            [444] => imagesetpixel
            [445] => imagestring
            [446] => imagestringup
            [447] => imagesx
            [448] => imagesy
            [449] => imagedashedline
            [450] => imagettfbbox
            [451] => imagettftext
            [452] => imageftbbox
            [453] => imagefttext
            [454] => imagetypes
            [455] => jpeg2wbmp
            [456] => png2wbmp
            [457] => image2wbmp
            [458] => imagelayereffect
            [459] => imagexbm
            [460] => imagecolormatch
            [461] => imagefilter
            [462] => imageconvolution
            [463] => textdomain
            [464] => gettext
            [465] => _
            [466] => dgettext
            [467] => dcgettext
            [468] => bindtextdomain
            [469] => ngettext
            [470] => dngettext
            [471] => dcngettext
            [472] => bind_textdomain_codeset
            [473] => gmp_init
            [474] => gmp_intval
            [475] => gmp_strval
            [476] => gmp_add
            [477] => gmp_sub
            [478] => gmp_mul
            [479] => gmp_div_qr
            [480] => gmp_div_q
            [481] => gmp_div_r
            [482] => gmp_div
            [483] => gmp_mod
            [484] => gmp_divexact
            [485] => gmp_neg
            [486] => gmp_abs
            [487] => gmp_fact
            [488] => gmp_sqrt
            [489] => gmp_sqrtrem
            [490] => gmp_pow
            [491] => gmp_powm
            [492] => gmp_perfect_square
            [493] => gmp_prob_prime
            [494] => gmp_gcd
            [495] => gmp_gcdext
            [496] => gmp_invert
            [497] => gmp_jacobi
            [498] => gmp_legendre
            [499] => gmp_cmp
            [500] => gmp_sign
            [501] => gmp_random
            [502] => gmp_and
            [503] => gmp_or
            [504] => gmp_com
            [505] => gmp_xor
            [506] => gmp_setbit
            [507] => gmp_clrbit
            [508] => gmp_scan0
            [509] => gmp_scan1
            [510] => gmp_testbit
            [511] => gmp_popcount
            [512] => gmp_hamdist
            [513] => gmp_nextprime
            [514] => hash
            [515] => hash_file
            [516] => hash_hmac
            [517] => hash_hmac_file
            [518] => hash_init
            [519] => hash_update
            [520] => hash_update_stream
            [521] => hash_update_file
            [522] => hash_final
            [523] => hash_copy
            [524] => hash_algos
            [525] => hash_pbkdf2
            [526] => mhash_keygen_s2k
            [527] => mhash_get_block_size
            [528] => mhash_get_hash_name
            [529] => mhash_count
            [530] => mhash
            [531] => iconv
            [532] => iconv_get_encoding
            [533] => iconv_set_encoding
            [534] => iconv_strlen
            [535] => iconv_substr
            [536] => iconv_strpos
            [537] => iconv_strrpos
            [538] => iconv_mime_encode
            [539] => iconv_mime_decode
            [540] => iconv_mime_decode_headers
            [541] => imap_open
            [542] => imap_reopen
            [543] => imap_close
            [544] => imap_num_msg
            [545] => imap_num_recent
            [546] => imap_headers
            [547] => imap_headerinfo
            [548] => imap_rfc822_parse_headers
            [549] => imap_rfc822_write_address
            [550] => imap_rfc822_parse_adrlist
            [551] => imap_body
            [552] => imap_bodystruct
            [553] => imap_fetchbody
            [554] => imap_fetchmime
            [555] => imap_savebody
            [556] => imap_fetchheader
            [557] => imap_fetchstructure
            [558] => imap_gc
            [559] => imap_expunge
            [560] => imap_delete
            [561] => imap_undelete
            [562] => imap_check
            [563] => imap_listscan
            [564] => imap_mail_copy
            [565] => imap_mail_move
            [566] => imap_mail_compose
            [567] => imap_createmailbox
            [568] => imap_renamemailbox
            [569] => imap_deletemailbox
            [570] => imap_subscribe
            [571] => imap_unsubscribe
            [572] => imap_append
            [573] => imap_ping
            [574] => imap_base64
            [575] => imap_qprint
            [576] => imap_8bit
            [577] => imap_binary
            [578] => imap_utf8
            [579] => imap_status
            [580] => imap_mailboxmsginfo
            [581] => imap_setflag_full
            [582] => imap_clearflag_full
            [583] => imap_sort
            [584] => imap_uid
            [585] => imap_msgno
            [586] => imap_list
            [587] => imap_lsub
            [588] => imap_fetch_overview
            [589] => imap_alerts
            [590] => imap_errors
            [591] => imap_last_error
            [592] => imap_search
            [593] => imap_utf7_decode
            [594] => imap_utf7_encode
            [595] => imap_mime_header_decode
            [596] => imap_thread
            [597] => imap_timeout
            [598] => imap_get_quota
            [599] => imap_get_quotaroot
            [600] => imap_set_quota
            [601] => imap_setacl
            [602] => imap_getacl
            [603] => imap_mail
            [604] => imap_header
            [605] => imap_listmailbox
            [606] => imap_getmailboxes
            [607] => imap_scanmailbox
            [608] => imap_listsubscribed
            [609] => imap_getsubscribed
            [610] => imap_fetchtext
            [611] => imap_scan
            [612] => imap_create
            [613] => imap_rename
            [614] => collator_create
            [615] => collator_compare
            [616] => collator_get_attribute
            [617] => collator_set_attribute
            [618] => collator_get_strength
            [619] => collator_set_strength
            [620] => collator_sort
            [621] => collator_sort_with_sort_keys
            [622] => collator_asort
            [623] => collator_get_locale
            [624] => collator_get_error_code
            [625] => collator_get_error_message
            [626] => collator_get_sort_key
            [627] => numfmt_create
            [628] => numfmt_format
            [629] => numfmt_parse
            [630] => numfmt_format_currency
            [631] => numfmt_parse_currency
            [632] => numfmt_set_attribute
            [633] => numfmt_get_attribute
            [634] => numfmt_set_text_attribute
            [635] => numfmt_get_text_attribute
            [636] => numfmt_set_symbol
            [637] => numfmt_get_symbol
            [638] => numfmt_set_pattern
            [639] => numfmt_get_pattern
            [640] => numfmt_get_locale
            [641] => numfmt_get_error_code
            [642] => numfmt_get_error_message
            [643] => normalizer_normalize
            [644] => normalizer_is_normalized
            [645] => locale_get_default
            [646] => locale_set_default
            [647] => locale_get_primary_language
            [648] => locale_get_script
            [649] => locale_get_region
            [650] => locale_get_keywords
            [651] => locale_get_display_script
            [652] => locale_get_display_region
            [653] => locale_get_display_name
            [654] => locale_get_display_language
            [655] => locale_get_display_variant
            [656] => locale_compose
            [657] => locale_parse
            [658] => locale_get_all_variants
            [659] => locale_filter_matches
            [660] => locale_canonicalize
            [661] => locale_lookup
            [662] => locale_accept_from_http
            [663] => msgfmt_create
            [664] => msgfmt_format
            [665] => msgfmt_format_message
            [666] => msgfmt_parse
            [667] => msgfmt_parse_message
            [668] => msgfmt_set_pattern
            [669] => msgfmt_get_pattern
            [670] => msgfmt_get_locale
            [671] => msgfmt_get_error_code
            [672] => msgfmt_get_error_message
            [673] => datefmt_create
            [674] => datefmt_get_datetype
            [675] => datefmt_get_timetype
            [676] => datefmt_get_calendar
            [677] => datefmt_get_calendar_object
            [678] => datefmt_set_calendar
            [679] => datefmt_get_locale
            [680] => datefmt_get_timezone_id
            [681] => datefmt_set_timezone_id
            [682] => datefmt_get_timezone
            [683] => datefmt_set_timezone
            [684] => datefmt_get_pattern
            [685] => datefmt_set_pattern
            [686] => datefmt_is_lenient
            [687] => datefmt_set_lenient
            [688] => datefmt_format
            [689] => datefmt_format_object
            [690] => datefmt_parse
            [691] => datefmt_localtime
            [692] => datefmt_get_error_code
            [693] => datefmt_get_error_message
            [694] => grapheme_strlen
            [695] => grapheme_strpos
            [696] => grapheme_stripos
            [697] => grapheme_strrpos
            [698] => grapheme_strripos
            [699] => grapheme_substr
            [700] => grapheme_strstr
            [701] => grapheme_stristr
            [702] => grapheme_extract
            [703] => idn_to_ascii
            [704] => idn_to_utf8
            [705] => resourcebundle_create
            [706] => resourcebundle_get
            [707] => resourcebundle_count
            [708] => resourcebundle_locales
            [709] => resourcebundle_get_error_code
            [710] => resourcebundle_get_error_message
            [711] => transliterator_create
            [712] => transliterator_create_from_rules
            [713] => transliterator_list_ids
            [714] => transliterator_create_inverse
            [715] => transliterator_transliterate
            [716] => transliterator_get_error_code
            [717] => transliterator_get_error_message
            [718] => intltz_create_time_zone
            [719] => intltz_from_date_time_zone
            [720] => intltz_create_default
            [721] => intltz_get_id
            [722] => intltz_get_gmt
            [723] => intltz_create_enumeration
            [724] => intltz_count_equivalent_ids
            [725] => intltz_get_canonical_id
            [726] => intltz_get_tz_data_version
            [727] => intltz_get_equivalent_id
            [728] => intltz_use_daylight_time
            [729] => intltz_get_offset
            [730] => intltz_get_raw_offset
            [731] => intltz_has_same_rules
            [732] => intltz_get_display_name
            [733] => intltz_get_dst_savings
            [734] => intltz_to_date_time_zone
            [735] => intltz_get_error_code
            [736] => intltz_get_error_message
            [737] => intlcal_create_instance
            [738] => intlcal_get_keyword_values_for_locale
            [739] => intlcal_get_now
            [740] => intlcal_get_available_locales
            [741] => intlcal_get
            [742] => intlcal_get_time
            [743] => intlcal_set_time
            [744] => intlcal_add
            [745] => intlcal_set_time_zone
            [746] => intlcal_after
            [747] => intlcal_before
            [748] => intlcal_set
            [749] => intlcal_roll
            [750] => intlcal_clear
            [751] => intlcal_field_difference
            [752] => intlcal_get_actual_maximum
            [753] => intlcal_get_actual_minimum
            [754] => intlcal_get_first_day_of_week
            [755] => intlcal_get_greatest_minimum
            [756] => intlcal_get_least_maximum
            [757] => intlcal_get_locale
            [758] => intlcal_get_maximum
            [759] => intlcal_get_minimal_days_in_first_week
            [760] => intlcal_get_minimum
            [761] => intlcal_get_time_zone
            [762] => intlcal_get_type
            [763] => intlcal_in_daylight_time
            [764] => intlcal_is_equivalent_to
            [765] => intlcal_is_lenient
            [766] => intlcal_is_set
            [767] => intlcal_set_first_day_of_week
            [768] => intlcal_set_lenient
            [769] => intlcal_set_minimal_days_in_first_week
            [770] => intlcal_equals
            [771] => intlcal_from_date_time
            [772] => intlcal_to_date_time
            [773] => intlcal_get_error_code
            [774] => intlcal_get_error_message
            [775] => intlgregcal_create_instance
            [776] => intlgregcal_set_gregorian_change
            [777] => intlgregcal_get_gregorian_change
            [778] => intlgregcal_is_leap_year
            [779] => intl_get_error_code
            [780] => intl_get_error_message
            [781] => intl_is_failure
            [782] => intl_error_name
            [783] => json_encode
            [784] => json_decode
            [785] => json_last_error
            [786] => json_last_error_msg
            [787] => ldap_connect
            [788] => ldap_close
            [789] => ldap_bind
            [790] => ldap_sasl_bind
            [791] => ldap_unbind
            [792] => ldap_read
            [793] => ldap_list
            [794] => ldap_search
            [795] => ldap_free_result
            [796] => ldap_count_entries
            [797] => ldap_first_entry
            [798] => ldap_next_entry
            [799] => ldap_get_entries
            [800] => ldap_first_attribute
            [801] => ldap_next_attribute
            [802] => ldap_get_attributes
            [803] => ldap_get_values
            [804] => ldap_get_values_len
            [805] => ldap_get_dn
            [806] => ldap_explode_dn
            [807] => ldap_dn2ufn
            [808] => ldap_add
            [809] => ldap_delete
            [810] => ldap_modify_batch
            [811] => ldap_modify
            [812] => ldap_mod_add
            [813] => ldap_mod_replace
            [814] => ldap_mod_del
            [815] => ldap_errno
            [816] => ldap_err2str
            [817] => ldap_error
            [818] => ldap_compare
            [819] => ldap_sort
            [820] => ldap_rename
            [821] => ldap_get_option
            [822] => ldap_set_option
            [823] => ldap_first_reference
            [824] => ldap_next_reference
            [825] => ldap_parse_reference
            [826] => ldap_parse_result
            [827] => ldap_start_tls
            [828] => ldap_set_rebind_proc
            [829] => ldap_control_paged_result
            [830] => ldap_control_paged_result_response
            [831] => mb_convert_case
            [832] => mb_strtoupper
            [833] => mb_strtolower
            [834] => mb_language
            [835] => mb_internal_encoding
            [836] => mb_http_input
            [837] => mb_http_output
            [838] => mb_detect_order
            [839] => mb_substitute_character
            [840] => mb_parse_str
            [841] => mb_output_handler
            [842] => mb_preferred_mime_name
            [843] => mb_strlen
            [844] => mb_strpos
            [845] => mb_strrpos
            [846] => mb_stripos
            [847] => mb_strripos
            [848] => mb_strstr
            [849] => mb_strrchr
            [850] => mb_stristr
            [851] => mb_strrichr
            [852] => mb_substr_count
            [853] => mb_substr
            [854] => mb_strcut
            [855] => mb_strwidth
            [856] => mb_strimwidth
            [857] => mb_convert_encoding
            [858] => mb_detect_encoding
            [859] => mb_list_encodings
            [860] => mb_encoding_aliases
            [861] => mb_convert_kana
            [862] => mb_encode_mimeheader
            [863] => mb_decode_mimeheader
            [864] => mb_convert_variables
            [865] => mb_encode_numericentity
            [866] => mb_decode_numericentity
            [867] => mb_send_mail
            [868] => mb_get_info
            [869] => mb_check_encoding
            [870] => mb_regex_encoding
            [871] => mb_regex_set_options
            [872] => mb_ereg
            [873] => mb_eregi
            [874] => mb_ereg_replace
            [875] => mb_eregi_replace
            [876] => mb_ereg_replace_callback
            [877] => mb_split
            [878] => mb_ereg_match
            [879] => mb_ereg_search
            [880] => mb_ereg_search_pos
            [881] => mb_ereg_search_regs
            [882] => mb_ereg_search_init
            [883] => mb_ereg_search_getregs
            [884] => mb_ereg_search_getpos
            [885] => mb_ereg_search_setpos
            [886] => mbregex_encoding
            [887] => mbereg
            [888] => mberegi
            [889] => mbereg_replace
            [890] => mberegi_replace
            [891] => mbsplit
            [892] => mbereg_match
            [893] => mbereg_search
            [894] => mbereg_search_pos
            [895] => mbereg_search_regs
            [896] => mbereg_search_init
            [897] => mbereg_search_getregs
            [898] => mbereg_search_getpos
            [899] => mbereg_search_setpos
            [900] => mcrypt_ecb
            [901] => mcrypt_cbc
            [902] => mcrypt_cfb
            [903] => mcrypt_ofb
            [904] => mcrypt_get_key_size
            [905] => mcrypt_get_block_size
            [906] => mcrypt_get_cipher_name
            [907] => mcrypt_create_iv
            [908] => mcrypt_list_algorithms
            [909] => mcrypt_list_modes
            [910] => mcrypt_get_iv_size
            [911] => mcrypt_encrypt
            [912] => mcrypt_decrypt
            [913] => mcrypt_module_open
            [914] => mcrypt_generic_init
            [915] => mcrypt_generic
            [916] => mdecrypt_generic
            [917] => mcrypt_generic_end
            [918] => mcrypt_generic_deinit
            [919] => mcrypt_enc_self_test
            [920] => mcrypt_enc_is_block_algorithm_mode
            [921] => mcrypt_enc_is_block_algorithm
            [922] => mcrypt_enc_is_block_mode
            [923] => mcrypt_enc_get_block_size
            [924] => mcrypt_enc_get_key_size
            [925] => mcrypt_enc_get_supported_key_sizes
            [926] => mcrypt_enc_get_iv_size
            [927] => mcrypt_enc_get_algorithms_name
            [928] => mcrypt_enc_get_modes_name
            [929] => mcrypt_module_self_test
            [930] => mcrypt_module_is_block_algorithm_mode
            [931] => mcrypt_module_is_block_algorithm
            [932] => mcrypt_module_is_block_mode
            [933] => mcrypt_module_get_algo_block_size
            [934] => mcrypt_module_get_algo_key_size
            [935] => mcrypt_module_get_supported_key_sizes
            [936] => mcrypt_module_close
            [937] => mysql_connect
            [938] => mysql_pconnect
            [939] => mysql_close
            [940] => mysql_select_db
            [941] => mysql_query
            [942] => mysql_unbuffered_query
            [943] => mysql_db_query
            [944] => mysql_list_dbs
            [945] => mysql_list_tables
            [946] => mysql_list_fields
            [947] => mysql_list_processes
            [948] => mysql_error
            [949] => mysql_errno
            [950] => mysql_affected_rows
            [951] => mysql_insert_id
            [952] => mysql_result
            [953] => mysql_num_rows
            [954] => mysql_num_fields
            [955] => mysql_fetch_row
            [956] => mysql_fetch_array
            [957] => mysql_fetch_assoc
            [958] => mysql_fetch_object
            [959] => mysql_data_seek
            [960] => mysql_fetch_lengths
            [961] => mysql_fetch_field
            [962] => mysql_field_seek
            [963] => mysql_free_result
            [964] => mysql_field_name
            [965] => mysql_field_table
            [966] => mysql_field_len
            [967] => mysql_field_type
            [968] => mysql_field_flags
            [969] => mysql_escape_string
            [970] => mysql_real_escape_string
            [971] => mysql_stat
            [972] => mysql_thread_id
            [973] => mysql_client_encoding
            [974] => mysql_ping
            [975] => mysql_get_client_info
            [976] => mysql_get_host_info
            [977] => mysql_get_proto_info
            [978] => mysql_get_server_info
            [979] => mysql_info
            [980] => mysql_set_charset
            [981] => mysql
            [982] => mysql_fieldname
            [983] => mysql_fieldtable
            [984] => mysql_fieldlen
            [985] => mysql_fieldtype
            [986] => mysql_fieldflags
            [987] => mysql_selectdb
            [988] => mysql_freeresult
            [989] => mysql_numfields
            [990] => mysql_numrows
            [991] => mysql_listdbs
            [992] => mysql_listtables
            [993] => mysql_listfields
            [994] => mysql_db_name
            [995] => mysql_dbname
            [996] => mysql_tablename
            [997] => mysql_table_name
            [998] => mysqli_affected_rows
            [999] => mysqli_autocommit
            [1000] => mysqli_begin_transaction
            [1001] => mysqli_change_user
            [1002] => mysqli_character_set_name
            [1003] => mysqli_close
            [1004] => mysqli_commit
            [1005] => mysqli_connect
            [1006] => mysqli_connect_errno
            [1007] => mysqli_connect_error
            [1008] => mysqli_data_seek
            [1009] => mysqli_dump_debug_info
            [1010] => mysqli_debug
            [1011] => mysqli_errno
            [1012] => mysqli_error
            [1013] => mysqli_error_list
            [1014] => mysqli_stmt_execute
            [1015] => mysqli_execute
            [1016] => mysqli_fetch_field
            [1017] => mysqli_fetch_fields
            [1018] => mysqli_fetch_field_direct
            [1019] => mysqli_fetch_lengths
            [1020] => mysqli_fetch_all
            [1021] => mysqli_fetch_array
            [1022] => mysqli_fetch_assoc
            [1023] => mysqli_fetch_object
            [1024] => mysqli_fetch_row
            [1025] => mysqli_field_count
            [1026] => mysqli_field_seek
            [1027] => mysqli_field_tell
            [1028] => mysqli_free_result
            [1029] => mysqli_get_connection_stats
            [1030] => mysqli_get_client_stats
            [1031] => mysqli_get_charset
            [1032] => mysqli_get_client_info
            [1033] => mysqli_get_client_version
            [1034] => mysqli_get_host_info
            [1035] => mysqli_get_proto_info
            [1036] => mysqli_get_server_info
            [1037] => mysqli_get_server_version
            [1038] => mysqli_get_warnings
            [1039] => mysqli_init
            [1040] => mysqli_info
            [1041] => mysqli_insert_id
            [1042] => mysqli_kill
            [1043] => mysqli_more_results
            [1044] => mysqli_multi_query
            [1045] => mysqli_next_result
            [1046] => mysqli_num_fields
            [1047] => mysqli_num_rows
            [1048] => mysqli_options
            [1049] => mysqli_ping
            [1050] => mysqli_poll
            [1051] => mysqli_prepare
            [1052] => mysqli_report
            [1053] => mysqli_query
            [1054] => mysqli_real_connect
            [1055] => mysqli_real_escape_string
            [1056] => mysqli_real_query
            [1057] => mysqli_reap_async_query
            [1058] => mysqli_release_savepoint
            [1059] => mysqli_rollback
            [1060] => mysqli_savepoint
            [1061] => mysqli_select_db
            [1062] => mysqli_set_charset
            [1063] => mysqli_stmt_affected_rows
            [1064] => mysqli_stmt_attr_get
            [1065] => mysqli_stmt_attr_set
            [1066] => mysqli_stmt_bind_param
            [1067] => mysqli_stmt_bind_result
            [1068] => mysqli_stmt_close
            [1069] => mysqli_stmt_data_seek
            [1070] => mysqli_stmt_errno
            [1071] => mysqli_stmt_error
            [1072] => mysqli_stmt_error_list
            [1073] => mysqli_stmt_fetch
            [1074] => mysqli_stmt_field_count
            [1075] => mysqli_stmt_free_result
            [1076] => mysqli_stmt_get_result
            [1077] => mysqli_stmt_get_warnings
            [1078] => mysqli_stmt_init
            [1079] => mysqli_stmt_insert_id
            [1080] => mysqli_stmt_more_results
            [1081] => mysqli_stmt_next_result
            [1082] => mysqli_stmt_num_rows
            [1083] => mysqli_stmt_param_count
            [1084] => mysqli_stmt_prepare
            [1085] => mysqli_stmt_reset
            [1086] => mysqli_stmt_result_metadata
            [1087] => mysqli_stmt_send_long_data
            [1088] => mysqli_stmt_store_result
            [1089] => mysqli_stmt_sqlstate
            [1090] => mysqli_sqlstate
            [1091] => mysqli_ssl_set
            [1092] => mysqli_stat
            [1093] => mysqli_store_result
            [1094] => mysqli_thread_id
            [1095] => mysqli_thread_safe
            [1096] => mysqli_use_result
            [1097] => mysqli_warning_count
            [1098] => mysqli_refresh
            [1099] => mysqli_escape_string
            [1100] => mysqli_set_opt
            [1101] => odbc_autocommit
            [1102] => odbc_binmode
            [1103] => odbc_close
            [1104] => odbc_close_all
            [1105] => odbc_columns
            [1106] => odbc_commit
            [1107] => odbc_connect
            [1108] => odbc_cursor
            [1109] => odbc_data_source
            [1110] => odbc_execute
            [1111] => odbc_error
            [1112] => odbc_errormsg
            [1113] => odbc_exec
            [1114] => odbc_fetch_array
            [1115] => odbc_fetch_object
            [1116] => odbc_fetch_row
            [1117] => odbc_fetch_into
            [1118] => odbc_field_len
            [1119] => odbc_field_scale
            [1120] => odbc_field_name
            [1121] => odbc_field_type
            [1122] => odbc_field_num
            [1123] => odbc_free_result
            [1124] => odbc_gettypeinfo
            [1125] => odbc_longreadlen
            [1126] => odbc_next_result
            [1127] => odbc_num_fields
            [1128] => odbc_num_rows
            [1129] => odbc_pconnect
            [1130] => odbc_prepare
            [1131] => odbc_result
            [1132] => odbc_result_all
            [1133] => odbc_rollback
            [1134] => odbc_setoption
            [1135] => odbc_specialcolumns
            [1136] => odbc_statistics
            [1137] => odbc_tables
            [1138] => odbc_primarykeys
            [1139] => odbc_columnprivileges
            [1140] => odbc_tableprivileges
            [1141] => odbc_foreignkeys
            [1142] => odbc_procedures
            [1143] => odbc_procedurecolumns
            [1144] => odbc_do
            [1145] => odbc_field_precision
            [1146] => spl_classes
            [1147] => spl_autoload
            [1148] => spl_autoload_extensions
            [1149] => spl_autoload_register
            [1150] => spl_autoload_unregister
            [1151] => spl_autoload_functions
            [1152] => spl_autoload_call
            [1153] => class_parents
            [1154] => class_implements
            [1155] => class_uses
            [1156] => spl_object_hash
            [1157] => iterator_to_array
            [1158] => iterator_count
            [1159] => iterator_apply
            [1160] => pdo_drivers
            [1161] => posix_kill
            [1162] => posix_getpid
            [1163] => posix_getppid
            [1164] => posix_getuid
            [1165] => posix_setuid
            [1166] => posix_geteuid
            [1167] => posix_seteuid
            [1168] => posix_getgid
            [1169] => posix_setgid
            [1170] => posix_getegid
            [1171] => posix_setegid
            [1172] => posix_getgroups
            [1173] => posix_getlogin
            [1174] => posix_getpgrp
            [1175] => posix_setsid
            [1176] => posix_setpgid
            [1177] => posix_getpgid
            [1178] => posix_getsid
            [1179] => posix_uname
            [1180] => posix_times
            [1181] => posix_ctermid
            [1182] => posix_ttyname
            [1183] => posix_isatty
            [1184] => posix_getcwd
            [1185] => posix_mkfifo
            [1186] => posix_mknod
            [1187] => posix_access
            [1188] => posix_getgrnam
            [1189] => posix_getgrgid
            [1190] => posix_getpwnam
            [1191] => posix_getpwuid
            [1192] => posix_getrlimit
            [1193] => posix_get_last_error
            [1194] => posix_errno
            [1195] => posix_strerror
            [1196] => posix_initgroups
            [1197] => pspell_new
            [1198] => pspell_new_personal
            [1199] => pspell_new_config
            [1200] => pspell_check
            [1201] => pspell_suggest
            [1202] => pspell_store_replacement
            [1203] => pspell_add_to_personal
            [1204] => pspell_add_to_session
            [1205] => pspell_clear_session
            [1206] => pspell_save_wordlist
            [1207] => pspell_config_create
            [1208] => pspell_config_runtogether
            [1209] => pspell_config_mode
            [1210] => pspell_config_ignore
            [1211] => pspell_config_personal
            [1212] => pspell_config_dict_dir
            [1213] => pspell_config_data_dir
            [1214] => pspell_config_repl
            [1215] => pspell_config_save_repl
            [1216] => session_name
            [1217] => session_module_name
            [1218] => session_save_path
            [1219] => session_id
            [1220] => session_regenerate_id
            [1221] => session_decode
            [1222] => session_encode
            [1223] => session_start
            [1224] => session_destroy
            [1225] => session_unset
            [1226] => session_set_save_handler
            [1227] => session_cache_limiter
            [1228] => session_cache_expire
            [1229] => session_set_cookie_params
            [1230] => session_get_cookie_params
            [1231] => session_write_close
            [1232] => session_status
            [1233] => session_register_shutdown
            [1234] => session_commit
            [1235] => shmop_open
            [1236] => shmop_read
            [1237] => shmop_close
            [1238] => shmop_size
            [1239] => shmop_write
            [1240] => shmop_delete
            [1241] => simplexml_load_file
            [1242] => simplexml_load_string
            [1243] => simplexml_import_dom
            [1244] => snmpget
            [1245] => snmpgetnext
            [1246] => snmpwalk
            [1247] => snmprealwalk
            [1248] => snmpwalkoid
            [1249] => snmpset
            [1250] => snmp_get_quick_print
            [1251] => snmp_set_quick_print
            [1252] => snmp_set_enum_print
            [1253] => snmp_set_oid_output_format
            [1254] => snmp_set_oid_numeric_print
            [1255] => snmp2_get
            [1256] => snmp2_getnext
            [1257] => snmp2_walk
            [1258] => snmp2_real_walk
            [1259] => snmp2_set
            [1260] => snmp3_get
            [1261] => snmp3_getnext
            [1262] => snmp3_walk
            [1263] => snmp3_real_walk
            [1264] => snmp3_set
            [1265] => snmp_set_valueretrieval
            [1266] => snmp_get_valueretrieval
            [1267] => snmp_read_mib
            [1268] => use_soap_error_handler
            [1269] => is_soap_fault
            [1270] => socket_select
            [1271] => socket_create
            [1272] => socket_create_listen
            [1273] => socket_create_pair
            [1274] => socket_accept
            [1275] => socket_set_nonblock
            [1276] => socket_set_block
            [1277] => socket_listen
            [1278] => socket_close
            [1279] => socket_write
            [1280] => socket_read
            [1281] => socket_getsockname
            [1282] => socket_getpeername
            [1283] => socket_connect
            [1284] => socket_strerror
            [1285] => socket_bind
            [1286] => socket_recv
            [1287] => socket_send
            [1288] => socket_recvfrom
            [1289] => socket_sendto
            [1290] => socket_get_option
            [1291] => socket_set_option
            [1292] => socket_shutdown
            [1293] => socket_last_error
            [1294] => socket_clear_error
            [1295] => socket_import_stream
            [1296] => socket_sendmsg
            [1297] => socket_recvmsg
            [1298] => socket_cmsg_space
            [1299] => socket_getopt
            [1300] => socket_setopt
            [1301] => constant
            [1302] => bin2hex
            [1303] => hex2bin
            [1304] => sleep
            [1305] => usleep
            [1306] => time_nanosleep
            [1307] => time_sleep_until
            [1308] => strptime
            [1309] => flush
            [1310] => wordwrap
            [1311] => htmlspecialchars
            [1312] => htmlentities
            [1313] => html_entity_decode
            [1314] => htmlspecialchars_decode
            [1315] => get_html_translation_table
            [1316] => sha1
            [1317] => sha1_file
            [1318] => md5
            [1319] => md5_file
            [1320] => crc32
            [1321] => iptcparse
            [1322] => iptcembed
            [1323] => getimagesize
            [1324] => getimagesizefromstring
            [1325] => image_type_to_mime_type
            [1326] => image_type_to_extension
            [1327] => phpinfo
            [1328] => phpversion
            [1329] => phpcredits
            [1330] => php_sapi_name
            [1331] => php_uname
            [1332] => php_ini_scanned_files
            [1333] => php_ini_loaded_file
            [1334] => strnatcmp
            [1335] => strnatcasecmp
            [1336] => substr_count
            [1337] => strspn
            [1338] => strcspn
            [1339] => strtok
            [1340] => strtoupper
            [1341] => strtolower
            [1342] => strpos
            [1343] => stripos
            [1344] => strrpos
            [1345] => strripos
            [1346] => strrev
            [1347] => hebrev
            [1348] => hebrevc
            [1349] => nl2br
            [1350] => basename
            [1351] => dirname
            [1352] => pathinfo
            [1353] => stripslashes
            [1354] => stripcslashes
            [1355] => strstr
            [1356] => stristr
            [1357] => strrchr
            [1358] => str_shuffle
            [1359] => str_word_count
            [1360] => str_split
            [1361] => strpbrk
            [1362] => substr_compare
            [1363] => strcoll
            [1364] => money_format
            [1365] => substr
            [1366] => substr_replace
            [1367] => quotemeta
            [1368] => ucfirst
            [1369] => lcfirst
            [1370] => ucwords
            [1371] => strtr
            [1372] => addslashes
            [1373] => addcslashes
            [1374] => rtrim
            [1375] => str_replace
            [1376] => str_ireplace
            [1377] => str_repeat
            [1378] => count_chars
            [1379] => chunk_split
            [1380] => trim
            [1381] => ltrim
            [1382] => strip_tags
            [1383] => similar_text
            [1384] => explode
            [1385] => implode
            [1386] => join
            [1387] => setlocale
            [1388] => localeconv
            [1389] => nl_langinfo
            [1390] => soundex
            [1391] => levenshtein
            [1392] => chr
            [1393] => ord
            [1394] => parse_str
            [1395] => str_getcsv
            [1396] => str_pad
            [1397] => chop
            [1398] => strchr
            [1399] => sprintf
            [1400] => printf
            [1401] => vprintf
            [1402] => vsprintf
            [1403] => fprintf
            [1404] => vfprintf
            [1405] => sscanf
            [1406] => fscanf
            [1407] => parse_url
            [1408] => urlencode
            [1409] => urldecode
            [1410] => rawurlencode
            [1411] => rawurldecode
            [1412] => http_build_query
            [1413] => readlink
            [1414] => linkinfo
            [1415] => symlink
            [1416] => link
            [1417] => unlink
            [1418] => escapeshellcmd
            [1419] => escapeshellarg
            [1420] => shell_exec
            [1421] => proc_close
            [1422] => proc_terminate
            [1423] => proc_nice
            [1424] => rand
            [1425] => srand
            [1426] => getrandmax
            [1427] => mt_rand
            [1428] => mt_srand
            [1429] => mt_getrandmax
            [1430] => getservbyname
            [1431] => getservbyport
            [1432] => getprotobyname
            [1433] => getprotobynumber
            [1434] => getmyuid
            [1435] => getmygid
            [1436] => getmypid
            [1437] => getmyinode
            [1438] => getlastmod
            [1439] => base64_decode
            [1440] => base64_encode
            [1441] => password_hash
            [1442] => password_get_info
            [1443] => password_needs_rehash
            [1444] => password_verify
            [1445] => convert_uuencode
            [1446] => convert_uudecode
            [1447] => abs
            [1448] => ceil
            [1449] => floor
            [1450] => round
            [1451] => sin
            [1452] => cos
            [1453] => tan
            [1454] => asin
            [1455] => acos
            [1456] => atan
            [1457] => atanh
            [1458] => atan2
            [1459] => sinh
            [1460] => cosh
            [1461] => tanh
            [1462] => asinh
            [1463] => acosh
            [1464] => expm1
            [1465] => log1p
            [1466] => pi
            [1467] => is_finite
            [1468] => is_nan
            [1469] => is_infinite
            [1470] => pow
            [1471] => exp
            [1472] => log
            [1473] => log10
            [1474] => sqrt
            [1475] => hypot
            [1476] => deg2rad
            [1477] => rad2deg
            [1478] => bindec
            [1479] => hexdec
            [1480] => octdec
            [1481] => decbin
            [1482] => decoct
            [1483] => dechex
            [1484] => base_convert
            [1485] => number_format
            [1486] => fmod
            [1487] => inet_ntop
            [1488] => inet_pton
            [1489] => ip2long
            [1490] => long2ip
            [1491] => getenv
            [1492] => putenv
            [1493] => getopt
            [1494] => sys_getloadavg
            [1495] => microtime
            [1496] => gettimeofday
            [1497] => getrusage
            [1498] => uniqid
            [1499] => quoted_printable_decode
            [1500] => quoted_printable_encode
            [1501] => convert_cyr_string
            [1502] => get_current_user
            [1503] => set_time_limit
            [1504] => header_register_callback
            [1505] => get_cfg_var
            [1506] => magic_quotes_runtime
            [1507] => set_magic_quotes_runtime
            [1508] => get_magic_quotes_gpc
            [1509] => get_magic_quotes_runtime
            [1510] => error_log
            [1511] => error_get_last
            [1512] => call_user_func
            [1513] => call_user_func_array
            [1514] => call_user_method
            [1515] => call_user_method_array
            [1516] => forward_static_call
            [1517] => forward_static_call_array
            [1518] => serialize
            [1519] => unserialize
            [1520] => var_dump
            [1521] => var_export
            [1522] => debug_zval_dump
            [1523] => print_r
            [1524] => memory_get_usage
            [1525] => memory_get_peak_usage
            [1526] => register_shutdown_function
            [1527] => register_tick_function
            [1528] => unregister_tick_function
            [1529] => highlight_file
            [1530] => show_source
            [1531] => highlight_string
            [1532] => php_strip_whitespace
            [1533] => ini_get
            [1534] => ini_get_all
            [1535] => ini_set
            [1536] => get_include_path
            [1537] => set_include_path
            [1538] => restore_include_path
            [1539] => setcookie
            [1540] => setrawcookie
            [1541] => header
            [1542] => header_remove
            [1543] => headers_sent
            [1544] => headers_list
            [1545] => http_response_code
            [1546] => connection_aborted
            [1547] => connection_status
            [1548] => ignore_user_abort
            [1549] => parse_ini_file
            [1550] => parse_ini_string
            [1551] => is_uploaded_file
            [1552] => move_uploaded_file
            [1553] => gethostbyaddr
            [1554] => gethostbyname
            [1555] => gethostbynamel
            [1556] => gethostname
            [1557] => dns_check_record
            [1558] => checkdnsrr
            [1559] => dns_get_mx
            [1560] => getmxrr
            [1561] => dns_get_record
            [1562] => intval
            [1563] => floatval
            [1564] => doubleval
            [1565] => strval
            [1566] => boolval
            [1567] => gettype
            [1568] => settype
            [1569] => is_null
            [1570] => is_resource
            [1571] => is_bool
            [1572] => is_long
            [1573] => is_float
            [1574] => is_int
            [1575] => is_integer
            [1576] => is_double
            [1577] => is_real
            [1578] => is_numeric
            [1579] => is_string
            [1580] => is_array
            [1581] => is_object
            [1582] => is_scalar
            [1583] => is_callable
            [1584] => pclose
            [1585] => popen
            [1586] => readfile
            [1587] => rewind
            [1588] => rmdir
            [1589] => umask
            [1590] => fclose
            [1591] => feof
            [1592] => fgetc
            [1593] => fgets
            [1594] => fgetss
            [1595] => fread
            [1596] => fopen
            [1597] => fpassthru
            [1598] => ftruncate
            [1599] => fstat
            [1600] => fseek
            [1601] => ftell
            [1602] => fflush
            [1603] => fwrite
            [1604] => fputs
            [1605] => mkdir
            [1606] => rename
            [1607] => copy
            [1608] => tempnam
            [1609] => tmpfile
            [1610] => file
            [1611] => file_get_contents
            [1612] => file_put_contents
            [1613] => stream_select
            [1614] => stream_context_create
            [1615] => stream_context_set_params
            [1616] => stream_context_get_params
            [1617] => stream_context_set_option
            [1618] => stream_context_get_options
            [1619] => stream_context_get_default
            [1620] => stream_context_set_default
            [1621] => stream_filter_prepend
            [1622] => stream_filter_append
            [1623] => stream_filter_remove
            [1624] => stream_socket_client
            [1625] => stream_socket_server
            [1626] => stream_socket_accept
            [1627] => stream_socket_get_name
            [1628] => stream_socket_recvfrom
            [1629] => stream_socket_sendto
            [1630] => stream_socket_enable_crypto
            [1631] => stream_socket_shutdown
            [1632] => stream_socket_pair
            [1633] => stream_copy_to_stream
            [1634] => stream_get_contents
            [1635] => stream_supports_lock
            [1636] => fgetcsv
            [1637] => fputcsv
            [1638] => flock
            [1639] => get_meta_tags
            [1640] => stream_set_read_buffer
            [1641] => stream_set_write_buffer
            [1642] => set_file_buffer
            [1643] => stream_set_chunk_size
            [1644] => set_socket_blocking
            [1645] => stream_set_blocking
            [1646] => socket_set_blocking
            [1647] => stream_get_meta_data
            [1648] => stream_get_line
            [1649] => stream_wrapper_register
            [1650] => stream_register_wrapper
            [1651] => stream_wrapper_unregister
            [1652] => stream_wrapper_restore
            [1653] => stream_get_wrappers
            [1654] => stream_get_transports
            [1655] => stream_resolve_include_path
            [1656] => stream_is_local
            [1657] => get_headers
            [1658] => stream_set_timeout
            [1659] => socket_set_timeout
            [1660] => socket_get_status
            [1661] => realpath
            [1662] => fnmatch
            [1663] => fsockopen
            [1664] => pfsockopen
            [1665] => pack
            [1666] => unpack
            [1667] => get_browser
            [1668] => crypt
            [1669] => opendir
            [1670] => closedir
            [1671] => chdir
            [1672] => getcwd
            [1673] => rewinddir
            [1674] => readdir
            [1675] => dir
            [1676] => scandir
            [1677] => glob
            [1678] => fileatime
            [1679] => filectime
            [1680] => filegroup
            [1681] => fileinode
            [1682] => filemtime
            [1683] => fileowner
            [1684] => fileperms
            [1685] => filesize
            [1686] => filetype
            [1687] => file_exists
            [1688] => is_writable
            [1689] => is_writeable
            [1690] => is_readable
            [1691] => is_executable
            [1692] => is_file
            [1693] => is_dir
            [1694] => is_link
            [1695] => stat
            [1696] => lstat
            [1697] => lchown
            [1698] => lchgrp
            [1699] => chmod
            [1700] => touch
            [1701] => clearstatcache
            [1702] => disk_total_space
            [1703] => disk_free_space
            [1704] => diskfreespace
            [1705] => realpath_cache_size
            [1706] => realpath_cache_get
            [1707] => mail
            [1708] => ezmlm_hash
            [1709] => openlog
            [1710] => syslog
            [1711] => closelog
            [1712] => lcg_value
            [1713] => metaphone
            [1714] => ob_start
            [1715] => ob_flush
            [1716] => ob_clean
            [1717] => ob_end_flush
            [1718] => ob_end_clean
            [1719] => ob_get_flush
            [1720] => ob_get_clean
            [1721] => ob_get_length
            [1722] => ob_get_level
            [1723] => ob_get_status
            [1724] => ob_get_contents
            [1725] => ob_implicit_flush
            [1726] => ob_list_handlers
            [1727] => ksort
            [1728] => krsort
            [1729] => natsort
            [1730] => natcasesort
            [1731] => asort
            [1732] => arsort
            [1733] => sort
            [1734] => rsort
            [1735] => usort
            [1736] => uasort
            [1737] => uksort
            [1738] => shuffle
            [1739] => array_walk
            [1740] => array_walk_recursive
            [1741] => count
            [1742] => end
            [1743] => prev
            [1744] => next
            [1745] => reset
            [1746] => current
            [1747] => key
            [1748] => min
            [1749] => max
            [1750] => in_array
            [1751] => array_search
            [1752] => extract
            [1753] => compact
            [1754] => array_fill
            [1755] => array_fill_keys
            [1756] => range
            [1757] => array_multisort
            [1758] => array_push
            [1759] => array_pop
            [1760] => array_shift
            [1761] => array_unshift
            [1762] => array_splice
            [1763] => array_slice
            [1764] => array_merge
            [1765] => array_merge_recursive
            [1766] => array_replace
            [1767] => array_replace_recursive
            [1768] => array_keys
            [1769] => array_values
            [1770] => array_count_values
            [1771] => array_column
            [1772] => array_reverse
            [1773] => array_reduce
            [1774] => array_pad
            [1775] => array_flip
            [1776] => array_change_key_case
            [1777] => array_rand
            [1778] => array_unique
            [1779] => array_intersect
            [1780] => array_intersect_key
            [1781] => array_intersect_ukey
            [1782] => array_uintersect
            [1783] => array_intersect_assoc
            [1784] => array_uintersect_assoc
            [1785] => array_intersect_uassoc
            [1786] => array_uintersect_uassoc
            [1787] => array_diff
            [1788] => array_diff_key
            [1789] => array_diff_ukey
            [1790] => array_udiff
            [1791] => array_diff_assoc
            [1792] => array_udiff_assoc
            [1793] => array_diff_uassoc
            [1794] => array_udiff_uassoc
            [1795] => array_sum
            [1796] => array_product
            [1797] => array_filter
            [1798] => array_map
            [1799] => array_chunk
            [1800] => array_combine
            [1801] => array_key_exists
            [1802] => pos
            [1803] => sizeof
            [1804] => key_exists
            [1805] => assert
            [1806] => assert_options
            [1807] => version_compare
            [1808] => ftok
            [1809] => str_rot13
            [1810] => stream_get_filters
            [1811] => stream_filter_register
            [1812] => stream_bucket_make_writeable
            [1813] => stream_bucket_prepend
            [1814] => stream_bucket_append
            [1815] => stream_bucket_new
            [1816] => output_add_rewrite_var
            [1817] => output_reset_rewrite_vars
            [1818] => sys_get_temp_dir
            [1819] => tidy_getopt
            [1820] => tidy_parse_string
            [1821] => tidy_parse_file
            [1822] => tidy_get_output
            [1823] => tidy_get_error_buffer
            [1824] => tidy_clean_repair
            [1825] => tidy_repair_string
            [1826] => tidy_repair_file
            [1827] => tidy_diagnose
            [1828] => tidy_get_release
            [1829] => tidy_get_config
            [1830] => tidy_get_status
            [1831] => tidy_get_html_ver
            [1832] => tidy_is_xhtml
            [1833] => tidy_is_xml
            [1834] => tidy_error_count
            [1835] => tidy_warning_count
            [1836] => tidy_access_count
            [1837] => tidy_config_count
            [1838] => tidy_get_opt_doc
            [1839] => tidy_get_root
            [1840] => tidy_get_head
            [1841] => tidy_get_html
            [1842] => tidy_get_body
            [1843] => token_get_all
            [1844] => token_name
            [1845] => wddx_serialize_value
            [1846] => wddx_serialize_vars
            [1847] => wddx_packet_start
            [1848] => wddx_packet_end
            [1849] => wddx_add_vars
            [1850] => wddx_deserialize
            [1851] => xml_parser_create
            [1852] => xml_parser_create_ns
            [1853] => xml_set_object
            [1854] => xml_set_element_handler
            [1855] => xml_set_character_data_handler
            [1856] => xml_set_processing_instruction_handler
            [1857] => xml_set_default_handler
            [1858] => xml_set_unparsed_entity_decl_handler
            [1859] => xml_set_notation_decl_handler
            [1860] => xml_set_external_entity_ref_handler
            [1861] => xml_set_start_namespace_decl_handler
            [1862] => xml_set_end_namespace_decl_handler
            [1863] => xml_parse
            [1864] => xml_parse_into_struct
            [1865] => xml_get_error_code
            [1866] => xml_error_string
            [1867] => xml_get_current_line_number
            [1868] => xml_get_current_column_number
            [1869] => xml_get_current_byte_index
            [1870] => xml_parser_free
            [1871] => xml_parser_set_option
            [1872] => xml_parser_get_option
            [1873] => utf8_encode
            [1874] => utf8_decode
            [1875] => xmlrpc_encode
            [1876] => xmlrpc_decode
            [1877] => xmlrpc_decode_request
            [1878] => xmlrpc_encode_request
            [1879] => xmlrpc_get_type
            [1880] => xmlrpc_set_type
            [1881] => xmlrpc_is_fault
            [1882] => xmlrpc_server_create
            [1883] => xmlrpc_server_destroy
            [1884] => xmlrpc_server_register_method
            [1885] => xmlrpc_server_call_method
            [1886] => xmlrpc_parse_method_descriptions
            [1887] => xmlrpc_server_add_introspection_data
            [1888] => xmlrpc_server_register_introspection_callback
            [1889] => xmlwriter_open_uri
            [1890] => xmlwriter_open_memory
            [1891] => xmlwriter_set_indent
            [1892] => xmlwriter_set_indent_string
            [1893] => xmlwriter_start_comment
            [1894] => xmlwriter_end_comment
            [1895] => xmlwriter_start_attribute
            [1896] => xmlwriter_end_attribute
            [1897] => xmlwriter_write_attribute
            [1898] => xmlwriter_start_attribute_ns
            [1899] => xmlwriter_write_attribute_ns
            [1900] => xmlwriter_start_element
            [1901] => xmlwriter_end_element
            [1902] => xmlwriter_full_end_element
            [1903] => xmlwriter_start_element_ns
            [1904] => xmlwriter_write_element
            [1905] => xmlwriter_write_element_ns
            [1906] => xmlwriter_start_pi
            [1907] => xmlwriter_end_pi
            [1908] => xmlwriter_write_pi
            [1909] => xmlwriter_start_cdata
            [1910] => xmlwriter_end_cdata
            [1911] => xmlwriter_write_cdata
            [1912] => xmlwriter_text
            [1913] => xmlwriter_write_raw
            [1914] => xmlwriter_start_document
            [1915] => xmlwriter_end_document
            [1916] => xmlwriter_write_comment
            [1917] => xmlwriter_start_dtd
            [1918] => xmlwriter_end_dtd
            [1919] => xmlwriter_write_dtd
            [1920] => xmlwriter_start_dtd_element
            [1921] => xmlwriter_end_dtd_element
            [1922] => xmlwriter_write_dtd_element
            [1923] => xmlwriter_start_dtd_attlist
            [1924] => xmlwriter_end_dtd_attlist
            [1925] => xmlwriter_write_dtd_attlist
            [1926] => xmlwriter_start_dtd_entity
            [1927] => xmlwriter_end_dtd_entity
            [1928] => xmlwriter_write_dtd_entity
            [1929] => xmlwriter_output_memory
            [1930] => xmlwriter_flush
            [1931] => zip_open
            [1932] => zip_close
            [1933] => zip_read
            [1934] => zip_entry_open
            [1935] => zip_entry_close
            [1936] => zip_entry_read
            [1937] => zip_entry_filesize
            [1938] => zip_entry_name
            [1939] => zip_entry_compressedsize
            [1940] => zip_entry_compressionmethod
            [1941] => apache_lookup_uri
            [1942] => virtual
            [1943] => apache_request_headers
            [1944] => apache_response_headers
            [1945] => apache_setenv
            [1946] => apache_getenv
            [1947] => apache_note
            [1948] => apache_get_version
            [1949] => apache_get_modules
            [1950] => getallheaders
            [1951] => xcache_coredump
            [1952] => xcache_get_special_value
            [1953] => xcache_get_type
            [1954] => xcache_get_op_type
            [1955] => xcache_get_data_type
            [1956] => xcache_get_opcode
            [1957] => xcache_get_opcode_spec
            [1958] => xcache_is_autoglobal
            [1959] => xcache_get_refcount
            [1960] => xcache_get_isref
            [1961] => xcache_count
            [1962] => xcache_info
            [1963] => xcache_list
            [1964] => xcache_clear_cache
            [1965] => xcache_enable_cache
            [1966] => xcache_admin_namespace
            [1967] => xcache_set_namespace
            [1968] => xcache_get
            [1969] => xcache_set
            [1970] => xcache_isset
            [1971] => xcache_unset
            [1972] => xcache_unset_by_prefix
            [1973] => xcache_inc
            [1974] => xcache_dec
            [1975] => opcache_reset
            [1976] => opcache_invalidate
            [1977] => opcache_compile_file
            [1978] => opcache_is_script_cached
            [1979] => opcache_get_configuration
            [1980] => opcache_get_status
            [1981] => zend_loader_enabled
            [1982] => zend_loader_file_encoded
            [1983] => zend_loader_file_licensed
            [1984] => zend_loader_current_file
            [1985] => zend_loader_install_license
            [1986] => zend_match_hostmasks
            [1987] => zend_obfuscate_function_name
            [1988] => zend_current_obfuscation_level
            [1989] => zend_runtime_obfuscate
            [1990] => zend_obfuscate_class_name
            [1991] => zend_get_id
            [1992] => zend_loader_version
            [1993] => passthru
            [1994] => exec
            [1995] => system
            [1996] => chgrp
            [1997] => chown
            [1998] => proc_open
            [1999] => proc_get_status
            [2000] => ini_alter
            [2001] => ini_restore
        )

    [user] => Array
        (
            [0] => memory_usage
            [1] => microtime_float
            [2] => formatsize
            [3] => valid_email
            [4] => show
            [5] => getmysqlversion
            [6] => isfun
            [7] => isfun1
            [8] => test_int
            [9] => test_float
            [10] => test_io
            [11] => getcoreinformation
            [12] => getcpupercentages
            [13] => makeimageurl
            [14] => sys_linux
            [15] => sys_freebsd
            [16] => get_key
            [17] => find_command
            [18] => do_command
            [19] => sys_windows
            [20] => getwmi
            [21] => bar
        )

)