這裡顯示系統所支持的所有函數,和自定義函數
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] => preg_match
            [116] => preg_match_all
            [117] => preg_replace
            [118] => preg_replace_callback
            [119] => preg_filter
            [120] => preg_split
            [121] => preg_quote
            [122] => preg_grep
            [123] => preg_last_error
            [124] => readgzfile
            [125] => gzrewind
            [126] => gzclose
            [127] => gzeof
            [128] => gzgetc
            [129] => gzgets
            [130] => gzgetss
            [131] => gzread
            [132] => gzopen
            [133] => gzpassthru
            [134] => gzseek
            [135] => gztell
            [136] => gzwrite
            [137] => gzputs
            [138] => gzfile
            [139] => gzcompress
            [140] => gzuncompress
            [141] => gzdeflate
            [142] => gzinflate
            [143] => gzencode
            [144] => gzdecode
            [145] => zlib_encode
            [146] => zlib_decode
            [147] => zlib_get_coding_type
            [148] => ob_gzhandler
            [149] => ctype_alnum
            [150] => ctype_alpha
            [151] => ctype_cntrl
            [152] => ctype_digit
            [153] => ctype_lower
            [154] => ctype_graph
            [155] => ctype_print
            [156] => ctype_punct
            [157] => ctype_space
            [158] => ctype_upper
            [159] => ctype_xdigit
            [160] => dom_import_simplexml
            [161] => finfo_open
            [162] => finfo_close
            [163] => finfo_set_flags
            [164] => finfo_file
            [165] => finfo_buffer
            [166] => mime_content_type
            [167] => filter_input
            [168] => filter_var
            [169] => filter_input_array
            [170] => filter_var_array
            [171] => filter_list
            [172] => filter_has_var
            [173] => filter_id
            [174] => hash
            [175] => hash_file
            [176] => hash_hmac
            [177] => hash_hmac_file
            [178] => hash_init
            [179] => hash_update
            [180] => hash_update_stream
            [181] => hash_update_file
            [182] => hash_final
            [183] => hash_copy
            [184] => hash_algos
            [185] => hash_pbkdf2
            [186] => hash_equals
            [187] => mhash_keygen_s2k
            [188] => mhash_get_block_size
            [189] => mhash_get_hash_name
            [190] => mhash_count
            [191] => mhash
            [192] => json_encode
            [193] => json_decode
            [194] => json_last_error
            [195] => json_last_error_msg
            [196] => mb_convert_case
            [197] => mb_strtoupper
            [198] => mb_strtolower
            [199] => mb_language
            [200] => mb_internal_encoding
            [201] => mb_http_input
            [202] => mb_http_output
            [203] => mb_detect_order
            [204] => mb_substitute_character
            [205] => mb_parse_str
            [206] => mb_output_handler
            [207] => mb_preferred_mime_name
            [208] => mb_strlen
            [209] => mb_strpos
            [210] => mb_strrpos
            [211] => mb_stripos
            [212] => mb_strripos
            [213] => mb_strstr
            [214] => mb_strrchr
            [215] => mb_stristr
            [216] => mb_strrichr
            [217] => mb_substr_count
            [218] => mb_substr
            [219] => mb_strcut
            [220] => mb_strwidth
            [221] => mb_strimwidth
            [222] => mb_convert_encoding
            [223] => mb_detect_encoding
            [224] => mb_list_encodings
            [225] => mb_encoding_aliases
            [226] => mb_convert_kana
            [227] => mb_encode_mimeheader
            [228] => mb_decode_mimeheader
            [229] => mb_convert_variables
            [230] => mb_encode_numericentity
            [231] => mb_decode_numericentity
            [232] => mb_send_mail
            [233] => mb_get_info
            [234] => mb_check_encoding
            [235] => mb_regex_encoding
            [236] => mb_regex_set_options
            [237] => mb_ereg
            [238] => mb_eregi
            [239] => mb_ereg_replace
            [240] => mb_eregi_replace
            [241] => mb_ereg_replace_callback
            [242] => mb_split
            [243] => mb_ereg_match
            [244] => mb_ereg_search
            [245] => mb_ereg_search_pos
            [246] => mb_ereg_search_regs
            [247] => mb_ereg_search_init
            [248] => mb_ereg_search_getregs
            [249] => mb_ereg_search_getpos
            [250] => mb_ereg_search_setpos
            [251] => mbregex_encoding
            [252] => mbereg
            [253] => mberegi
            [254] => mbereg_replace
            [255] => mberegi_replace
            [256] => mbsplit
            [257] => mbereg_match
            [258] => mbereg_search
            [259] => mbereg_search_pos
            [260] => mbereg_search_regs
            [261] => mbereg_search_init
            [262] => mbereg_search_getregs
            [263] => mbereg_search_getpos
            [264] => mbereg_search_setpos
            [265] => pcntl_fork
            [266] => pcntl_waitpid
            [267] => pcntl_wait
            [268] => pcntl_signal
            [269] => pcntl_signal_dispatch
            [270] => pcntl_wifexited
            [271] => pcntl_wifstopped
            [272] => pcntl_wifsignaled
            [273] => pcntl_wexitstatus
            [274] => pcntl_wtermsig
            [275] => pcntl_wstopsig
            [276] => pcntl_exec
            [277] => pcntl_alarm
            [278] => pcntl_get_last_error
            [279] => pcntl_errno
            [280] => pcntl_strerror
            [281] => pcntl_getpriority
            [282] => pcntl_setpriority
            [283] => pcntl_sigprocmask
            [284] => pcntl_sigwaitinfo
            [285] => pcntl_sigtimedwait
            [286] => spl_classes
            [287] => spl_autoload
            [288] => spl_autoload_extensions
            [289] => spl_autoload_register
            [290] => spl_autoload_unregister
            [291] => spl_autoload_functions
            [292] => spl_autoload_call
            [293] => class_parents
            [294] => class_implements
            [295] => class_uses
            [296] => spl_object_hash
            [297] => iterator_to_array
            [298] => iterator_count
            [299] => iterator_apply
            [300] => pdo_drivers
            [301] => readline
            [302] => readline_info
            [303] => readline_add_history
            [304] => readline_clear_history
            [305] => readline_list_history
            [306] => readline_read_history
            [307] => readline_write_history
            [308] => readline_completion_function
            [309] => readline_callback_handler_install
            [310] => readline_callback_read_char
            [311] => readline_callback_handler_remove
            [312] => readline_redisplay
            [313] => session_name
            [314] => session_module_name
            [315] => session_save_path
            [316] => session_id
            [317] => session_regenerate_id
            [318] => session_decode
            [319] => session_encode
            [320] => session_start
            [321] => session_destroy
            [322] => session_unset
            [323] => session_set_save_handler
            [324] => session_cache_limiter
            [325] => session_cache_expire
            [326] => session_set_cookie_params
            [327] => session_get_cookie_params
            [328] => session_write_close
            [329] => session_abort
            [330] => session_reset
            [331] => session_status
            [332] => session_register_shutdown
            [333] => session_commit
            [334] => simplexml_load_file
            [335] => simplexml_load_string
            [336] => simplexml_import_dom
            [337] => constant
            [338] => bin2hex
            [339] => hex2bin
            [340] => sleep
            [341] => usleep
            [342] => time_nanosleep
            [343] => time_sleep_until
            [344] => strptime
            [345] => flush
            [346] => wordwrap
            [347] => htmlspecialchars
            [348] => htmlentities
            [349] => html_entity_decode
            [350] => htmlspecialchars_decode
            [351] => get_html_translation_table
            [352] => sha1
            [353] => sha1_file
            [354] => md5
            [355] => md5_file
            [356] => crc32
            [357] => iptcparse
            [358] => iptcembed
            [359] => getimagesize
            [360] => getimagesizefromstring
            [361] => image_type_to_mime_type
            [362] => image_type_to_extension
            [363] => phpinfo
            [364] => phpversion
            [365] => phpcredits
            [366] => php_sapi_name
            [367] => php_uname
            [368] => php_ini_scanned_files
            [369] => php_ini_loaded_file
            [370] => strnatcmp
            [371] => strnatcasecmp
            [372] => substr_count
            [373] => strspn
            [374] => strcspn
            [375] => strtok
            [376] => strtoupper
            [377] => strtolower
            [378] => strpos
            [379] => stripos
            [380] => strrpos
            [381] => strripos
            [382] => strrev
            [383] => hebrev
            [384] => hebrevc
            [385] => nl2br
            [386] => basename
            [387] => dirname
            [388] => pathinfo
            [389] => stripslashes
            [390] => stripcslashes
            [391] => strstr
            [392] => stristr
            [393] => strrchr
            [394] => str_shuffle
            [395] => str_word_count
            [396] => str_split
            [397] => strpbrk
            [398] => substr_compare
            [399] => strcoll
            [400] => money_format
            [401] => substr
            [402] => substr_replace
            [403] => quotemeta
            [404] => ucfirst
            [405] => lcfirst
            [406] => ucwords
            [407] => strtr
            [408] => addslashes
            [409] => addcslashes
            [410] => rtrim
            [411] => str_replace
            [412] => str_ireplace
            [413] => str_repeat
            [414] => count_chars
            [415] => chunk_split
            [416] => trim
            [417] => ltrim
            [418] => strip_tags
            [419] => similar_text
            [420] => explode
            [421] => implode
            [422] => join
            [423] => setlocale
            [424] => localeconv
            [425] => nl_langinfo
            [426] => soundex
            [427] => levenshtein
            [428] => chr
            [429] => ord
            [430] => parse_str
            [431] => str_getcsv
            [432] => str_pad
            [433] => chop
            [434] => strchr
            [435] => sprintf
            [436] => printf
            [437] => vprintf
            [438] => vsprintf
            [439] => fprintf
            [440] => vfprintf
            [441] => sscanf
            [442] => fscanf
            [443] => parse_url
            [444] => urlencode
            [445] => urldecode
            [446] => rawurlencode
            [447] => rawurldecode
            [448] => http_build_query
            [449] => readlink
            [450] => linkinfo
            [451] => symlink
            [452] => link
            [453] => unlink
            [454] => exec
            [455] => system
            [456] => escapeshellcmd
            [457] => escapeshellarg
            [458] => passthru
            [459] => shell_exec
            [460] => proc_open
            [461] => proc_close
            [462] => proc_terminate
            [463] => proc_get_status
            [464] => proc_nice
            [465] => rand
            [466] => srand
            [467] => getrandmax
            [468] => mt_rand
            [469] => mt_srand
            [470] => mt_getrandmax
            [471] => getservbyname
            [472] => getservbyport
            [473] => getprotobyname
            [474] => getprotobynumber
            [475] => getmyuid
            [476] => getmygid
            [477] => getmypid
            [478] => getmyinode
            [479] => getlastmod
            [480] => base64_decode
            [481] => base64_encode
            [482] => password_hash
            [483] => password_get_info
            [484] => password_needs_rehash
            [485] => password_verify
            [486] => convert_uuencode
            [487] => convert_uudecode
            [488] => abs
            [489] => ceil
            [490] => floor
            [491] => round
            [492] => sin
            [493] => cos
            [494] => tan
            [495] => asin
            [496] => acos
            [497] => atan
            [498] => atanh
            [499] => atan2
            [500] => sinh
            [501] => cosh
            [502] => tanh
            [503] => asinh
            [504] => acosh
            [505] => expm1
            [506] => log1p
            [507] => pi
            [508] => is_finite
            [509] => is_nan
            [510] => is_infinite
            [511] => pow
            [512] => exp
            [513] => log
            [514] => log10
            [515] => sqrt
            [516] => hypot
            [517] => deg2rad
            [518] => rad2deg
            [519] => bindec
            [520] => hexdec
            [521] => octdec
            [522] => decbin
            [523] => decoct
            [524] => dechex
            [525] => base_convert
            [526] => number_format
            [527] => fmod
            [528] => inet_ntop
            [529] => inet_pton
            [530] => ip2long
            [531] => long2ip
            [532] => getenv
            [533] => putenv
            [534] => getopt
            [535] => sys_getloadavg
            [536] => microtime
            [537] => gettimeofday
            [538] => getrusage
            [539] => uniqid
            [540] => quoted_printable_decode
            [541] => quoted_printable_encode
            [542] => convert_cyr_string
            [543] => get_current_user
            [544] => set_time_limit
            [545] => header_register_callback
            [546] => get_cfg_var
            [547] => magic_quotes_runtime
            [548] => set_magic_quotes_runtime
            [549] => get_magic_quotes_gpc
            [550] => get_magic_quotes_runtime
            [551] => error_log
            [552] => error_get_last
            [553] => call_user_func
            [554] => call_user_func_array
            [555] => call_user_method
            [556] => call_user_method_array
            [557] => forward_static_call
            [558] => forward_static_call_array
            [559] => serialize
            [560] => unserialize
            [561] => var_dump
            [562] => var_export
            [563] => debug_zval_dump
            [564] => print_r
            [565] => memory_get_usage
            [566] => memory_get_peak_usage
            [567] => register_shutdown_function
            [568] => register_tick_function
            [569] => unregister_tick_function
            [570] => highlight_file
            [571] => show_source
            [572] => highlight_string
            [573] => php_strip_whitespace
            [574] => ini_get
            [575] => ini_get_all
            [576] => ini_set
            [577] => ini_alter
            [578] => ini_restore
            [579] => get_include_path
            [580] => set_include_path
            [581] => restore_include_path
            [582] => setcookie
            [583] => setrawcookie
            [584] => header
            [585] => header_remove
            [586] => headers_sent
            [587] => headers_list
            [588] => http_response_code
            [589] => connection_aborted
            [590] => connection_status
            [591] => ignore_user_abort
            [592] => parse_ini_file
            [593] => parse_ini_string
            [594] => is_uploaded_file
            [595] => move_uploaded_file
            [596] => gethostbyaddr
            [597] => gethostbyname
            [598] => gethostbynamel
            [599] => gethostname
            [600] => dns_check_record
            [601] => checkdnsrr
            [602] => dns_get_mx
            [603] => getmxrr
            [604] => dns_get_record
            [605] => intval
            [606] => floatval
            [607] => doubleval
            [608] => strval
            [609] => boolval
            [610] => gettype
            [611] => settype
            [612] => is_null
            [613] => is_resource
            [614] => is_bool
            [615] => is_long
            [616] => is_float
            [617] => is_int
            [618] => is_integer
            [619] => is_double
            [620] => is_real
            [621] => is_numeric
            [622] => is_string
            [623] => is_array
            [624] => is_object
            [625] => is_scalar
            [626] => is_callable
            [627] => pclose
            [628] => popen
            [629] => readfile
            [630] => rewind
            [631] => rmdir
            [632] => umask
            [633] => fclose
            [634] => feof
            [635] => fgetc
            [636] => fgets
            [637] => fgetss
            [638] => fread
            [639] => fopen
            [640] => fpassthru
            [641] => ftruncate
            [642] => fstat
            [643] => fseek
            [644] => ftell
            [645] => fflush
            [646] => fwrite
            [647] => fputs
            [648] => mkdir
            [649] => rename
            [650] => copy
            [651] => tempnam
            [652] => tmpfile
            [653] => file
            [654] => file_get_contents
            [655] => file_put_contents
            [656] => stream_select
            [657] => stream_context_create
            [658] => stream_context_set_params
            [659] => stream_context_get_params
            [660] => stream_context_set_option
            [661] => stream_context_get_options
            [662] => stream_context_get_default
            [663] => stream_context_set_default
            [664] => stream_filter_prepend
            [665] => stream_filter_append
            [666] => stream_filter_remove
            [667] => stream_socket_client
            [668] => stream_socket_server
            [669] => stream_socket_accept
            [670] => stream_socket_get_name
            [671] => stream_socket_recvfrom
            [672] => stream_socket_sendto
            [673] => stream_socket_enable_crypto
            [674] => stream_socket_shutdown
            [675] => stream_socket_pair
            [676] => stream_copy_to_stream
            [677] => stream_get_contents
            [678] => stream_supports_lock
            [679] => fgetcsv
            [680] => fputcsv
            [681] => flock
            [682] => get_meta_tags
            [683] => stream_set_read_buffer
            [684] => stream_set_write_buffer
            [685] => set_file_buffer
            [686] => stream_set_chunk_size
            [687] => set_socket_blocking
            [688] => stream_set_blocking
            [689] => socket_set_blocking
            [690] => stream_get_meta_data
            [691] => stream_get_line
            [692] => stream_wrapper_register
            [693] => stream_register_wrapper
            [694] => stream_wrapper_unregister
            [695] => stream_wrapper_restore
            [696] => stream_get_wrappers
            [697] => stream_get_transports
            [698] => stream_resolve_include_path
            [699] => stream_is_local
            [700] => get_headers
            [701] => stream_set_timeout
            [702] => socket_set_timeout
            [703] => socket_get_status
            [704] => realpath
            [705] => fnmatch
            [706] => fsockopen
            [707] => pfsockopen
            [708] => pack
            [709] => unpack
            [710] => get_browser
            [711] => crypt
            [712] => opendir
            [713] => closedir
            [714] => chdir
            [715] => getcwd
            [716] => rewinddir
            [717] => readdir
            [718] => dir
            [719] => scandir
            [720] => glob
            [721] => fileatime
            [722] => filectime
            [723] => filegroup
            [724] => fileinode
            [725] => filemtime
            [726] => fileowner
            [727] => fileperms
            [728] => filesize
            [729] => filetype
            [730] => file_exists
            [731] => is_writable
            [732] => is_writeable
            [733] => is_readable
            [734] => is_executable
            [735] => is_file
            [736] => is_dir
            [737] => is_link
            [738] => stat
            [739] => lstat
            [740] => chown
            [741] => chgrp
            [742] => lchown
            [743] => lchgrp
            [744] => chmod
            [745] => touch
            [746] => clearstatcache
            [747] => disk_total_space
            [748] => disk_free_space
            [749] => diskfreespace
            [750] => realpath_cache_size
            [751] => realpath_cache_get
            [752] => mail
            [753] => ezmlm_hash
            [754] => openlog
            [755] => syslog
            [756] => closelog
            [757] => lcg_value
            [758] => metaphone
            [759] => ob_start
            [760] => ob_flush
            [761] => ob_clean
            [762] => ob_end_flush
            [763] => ob_end_clean
            [764] => ob_get_flush
            [765] => ob_get_clean
            [766] => ob_get_length
            [767] => ob_get_level
            [768] => ob_get_status
            [769] => ob_get_contents
            [770] => ob_implicit_flush
            [771] => ob_list_handlers
            [772] => ksort
            [773] => krsort
            [774] => natsort
            [775] => natcasesort
            [776] => asort
            [777] => arsort
            [778] => sort
            [779] => rsort
            [780] => usort
            [781] => uasort
            [782] => uksort
            [783] => shuffle
            [784] => array_walk
            [785] => array_walk_recursive
            [786] => count
            [787] => end
            [788] => prev
            [789] => next
            [790] => reset
            [791] => current
            [792] => key
            [793] => min
            [794] => max
            [795] => in_array
            [796] => array_search
            [797] => extract
            [798] => compact
            [799] => array_fill
            [800] => array_fill_keys
            [801] => range
            [802] => array_multisort
            [803] => array_push
            [804] => array_pop
            [805] => array_shift
            [806] => array_unshift
            [807] => array_splice
            [808] => array_slice
            [809] => array_merge
            [810] => array_merge_recursive
            [811] => array_replace
            [812] => array_replace_recursive
            [813] => array_keys
            [814] => array_values
            [815] => array_count_values
            [816] => array_column
            [817] => array_reverse
            [818] => array_reduce
            [819] => array_pad
            [820] => array_flip
            [821] => array_change_key_case
            [822] => array_rand
            [823] => array_unique
            [824] => array_intersect
            [825] => array_intersect_key
            [826] => array_intersect_ukey
            [827] => array_uintersect
            [828] => array_intersect_assoc
            [829] => array_uintersect_assoc
            [830] => array_intersect_uassoc
            [831] => array_uintersect_uassoc
            [832] => array_diff
            [833] => array_diff_key
            [834] => array_diff_ukey
            [835] => array_udiff
            [836] => array_diff_assoc
            [837] => array_udiff_assoc
            [838] => array_diff_uassoc
            [839] => array_udiff_uassoc
            [840] => array_sum
            [841] => array_product
            [842] => array_filter
            [843] => array_map
            [844] => array_chunk
            [845] => array_combine
            [846] => array_key_exists
            [847] => pos
            [848] => sizeof
            [849] => key_exists
            [850] => assert
            [851] => assert_options
            [852] => version_compare
            [853] => ftok
            [854] => str_rot13
            [855] => stream_get_filters
            [856] => stream_filter_register
            [857] => stream_bucket_make_writeable
            [858] => stream_bucket_prepend
            [859] => stream_bucket_append
            [860] => stream_bucket_new
            [861] => output_add_rewrite_var
            [862] => output_reset_rewrite_vars
            [863] => sys_get_temp_dir
            [864] => token_get_all
            [865] => token_name
            [866] => xml_parser_create
            [867] => xml_parser_create_ns
            [868] => xml_set_object
            [869] => xml_set_element_handler
            [870] => xml_set_character_data_handler
            [871] => xml_set_processing_instruction_handler
            [872] => xml_set_default_handler
            [873] => xml_set_unparsed_entity_decl_handler
            [874] => xml_set_notation_decl_handler
            [875] => xml_set_external_entity_ref_handler
            [876] => xml_set_start_namespace_decl_handler
            [877] => xml_set_end_namespace_decl_handler
            [878] => xml_parse
            [879] => xml_parse_into_struct
            [880] => xml_get_error_code
            [881] => xml_error_string
            [882] => xml_get_current_line_number
            [883] => xml_get_current_column_number
            [884] => xml_get_current_byte_index
            [885] => xml_parser_free
            [886] => xml_parser_set_option
            [887] => xml_parser_get_option
            [888] => utf8_encode
            [889] => utf8_decode
            [890] => xmlwriter_open_uri
            [891] => xmlwriter_open_memory
            [892] => xmlwriter_set_indent
            [893] => xmlwriter_set_indent_string
            [894] => xmlwriter_start_comment
            [895] => xmlwriter_end_comment
            [896] => xmlwriter_start_attribute
            [897] => xmlwriter_end_attribute
            [898] => xmlwriter_write_attribute
            [899] => xmlwriter_start_attribute_ns
            [900] => xmlwriter_write_attribute_ns
            [901] => xmlwriter_start_element
            [902] => xmlwriter_end_element
            [903] => xmlwriter_full_end_element
            [904] => xmlwriter_start_element_ns
            [905] => xmlwriter_write_element
            [906] => xmlwriter_write_element_ns
            [907] => xmlwriter_start_pi
            [908] => xmlwriter_end_pi
            [909] => xmlwriter_write_pi
            [910] => xmlwriter_start_cdata
            [911] => xmlwriter_end_cdata
            [912] => xmlwriter_write_cdata
            [913] => xmlwriter_text
            [914] => xmlwriter_write_raw
            [915] => xmlwriter_start_document
            [916] => xmlwriter_end_document
            [917] => xmlwriter_write_comment
            [918] => xmlwriter_start_dtd
            [919] => xmlwriter_end_dtd
            [920] => xmlwriter_write_dtd
            [921] => xmlwriter_start_dtd_element
            [922] => xmlwriter_end_dtd_element
            [923] => xmlwriter_write_dtd_element
            [924] => xmlwriter_start_dtd_attlist
            [925] => xmlwriter_end_dtd_attlist
            [926] => xmlwriter_write_dtd_attlist
            [927] => xmlwriter_start_dtd_entity
            [928] => xmlwriter_end_dtd_entity
            [929] => xmlwriter_write_dtd_entity
            [930] => xmlwriter_output_memory
            [931] => xmlwriter_flush
            [932] => fastcgi_finish_request
            [933] => apcu_cache_info
            [934] => apcu_clear_cache
            [935] => apcu_sma_info
            [936] => apcu_key_info
            [937] => apcu_enabled
            [938] => apcu_store
            [939] => apcu_fetch
            [940] => apcu_delete
            [941] => apcu_add
            [942] => apcu_inc
            [943] => apcu_dec
            [944] => apcu_cas
            [945] => apcu_exists
            [946] => apcu_bin_dump
            [947] => apcu_bin_load
            [948] => apcu_bin_dumpfile
            [949] => apcu_bin_loadfile
            [950] => apc_cache_info
            [951] => apc_clear_cache
            [952] => apc_sma_info
            [953] => apc_store
            [954] => apc_fetch
            [955] => apc_delete
            [956] => apc_add
            [957] => apc_inc
            [958] => apc_dec
            [959] => apc_cas
            [960] => apc_exists
            [961] => apc_bin_dump
            [962] => apc_bin_dumpfile
            [963] => apc_bin_load
            [964] => apc_bin_loadfile
            [965] => opcache_reset
            [966] => opcache_invalidate
            [967] => opcache_compile_file
            [968] => opcache_is_script_cached
            [969] => opcache_get_configuration
            [970] => opcache_get_status
            [971] => dl
        )

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

)