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PHP Tutorial

PHP HOMEPHP IntroPHP InstallPHP SyntaxPHP Comments
PHP CommentsPHP Multiline Comments
PHP Variables
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PHP Echo / PrintPHP Data TypesPHP Strings
PHP StringsModify StringsConcatenate StringsSlicing StringsEscape Characters
PHP NumbersPHP CastingPHP MathPHP ConstantsPHP Magic ConstantsPHP OperatorsPHP If...Else...Elseif
PHP IfPHP If OperatorsPHP If...ElsePHP Shorthand ifPHP Nested if
PHP SwitchPHP Loops
LoopsWhile LoopDo While LoopFor LoopForeach LoopBreakContinue
PHP FunctionsPHP Arrays
ArraysIndexed ArraysAssociative ArraysCreate ArraysAccess Array ItemsUpdate Array ItemsAdd Array ItemsRemove Array ItemsSorting ArraysMultidimensional ArraysArray Functions
PHP Superglobals
Superglobals$GLOBALS$_SERVER$_REQUEST$_POST$_GET
PHP RegEx

PHP Forms

PHP Form HandlingPHP Form ValidationPHP Form RequiredPHP Form URL/E-mailPHP Form Complete

PHP Advanced

PHP Date and TimePHP IncludePHP File HandlingPHP File Open/ReadPHP File Create/WritePHP File UploadPHP CookiesPHP SessionsPHP FiltersPHP Filters AdvancedPHP Callback FunctionsPHP JSONPHP Exceptions

PHP OOP

PHP What is OOPPHP Classes/ObjectsPHP ConstructorPHP DestructorPHP Access ModifiersPHP InheritancePHP ConstantsPHP Abstract ClassesPHP InterfacesPHP TraitsPHP Static MethodsPHP Static PropertiesPHP NamespacesPHP Iterables

MySQL Database

MySQL DatabaseMySQL ConnectMySQL Create DBMySQL Create TableMySQL Insert DataMySQL Get Last IDMySQL Insert MultipleMySQL PreparedMySQL Select DataMySQL WhereMySQL Order ByMySQL Delete DataMySQL Update DataMySQL Limit Data

PHP XML

PHP XML ParsersPHP SimpleXML ParserPHP SimpleXML - GetPHP XML ExpatPHP XML DOM

PHP - AJAX

AJAX IntroAJAX PHPAJAX DatabaseAJAX XMLAJAX Live SearchAJAX Poll

PHP Examples

PHP ExamplesPHP CompilerPHP QuizPHP ExercisesPHP ServerPHP SyllabusPHP Study PlanPHP Certificate

PHP Reference

PHP OverviewPHP Array
array()array_change_key_case()array_chunk()array_column()array_combine()array_count_values()array_diff()array_diff_assoc()array_diff_key()array_diff_uassoc()array_diff_ukey()array_fill()array_fill_keys()array_filter()array_flip()array_intersect()array_intersect_assoc()array_intersect_key()array_intersect_uassoc()array_intersect_ukey()array_key_exists()array_keys()array_map()array_merge()array_merge_recursive()array_multisort()array_pad()array_pop()array_product()array_push()array_rand()array_reduce()array_replace()array_replace_recursive()array_reverse()array_search()array_shift()array_slice()array_splice()array_sum()array_udiff()array_udiff_assoc() array_udiff_uassoc()array_uintersect()array_uintersect_assoc()array_uintersect_uassoc()array_unique()array_unshift()array_values()array_walk()array_walk_recursive()arsort()asort()compact()count()current()each()end()extract()in_array()key()krsort()ksort()list()natcasesort()natsort()next()pos()prev()range()reset()rsort()shuffle()sizeof()sort()uasort()uksort()usort()
PHP Calendar
cal_days_in_month()cal_from_jd()cal_info()cal_to_jd()easter_date()easter_days()frenchtojd()gregoriantojd()jddayofweek()jdmonthname()jdtofrench()jdtogregorian()jdtojewish()jdtojulian()jdtounix()jewishtojd()juliantojd()unixtojd()
PHP Date
checkdate()date_add()date_create_from_format()date_create()date_date_set()date_default_timezone_get()date_default_timezone_set()date_diff()date_format()date_get_last_errors()date_interval_create_from_date_string()date_interval_format()date_isodate_set()date_modify()date_offset_get()date_parse_from_format()date_parse()date_sub()date_sun_info()date_sunrise()date_sunset()date_time_set()date_timestamp_get()date_timestamp_set()date_timezone_get()date_timezone_set()date()getdate()gettimeofday()gmdate()gmmktime()gmstrftime()idate()localtime()microtime()mktime()strftime()strptime()strtotime()time()timezone_abbreviations_list()timezone_identifiers_list()timezone_location_get()timezone_name_from_abbr()timezone_name_get()timezone_offset_get()timezone_open()timezone_transitions_get()timezone_version_get()
PHP Directory
chdir()chroot()closedir()dir()getcwd()opendir()readdir()rewinddir()scandir()
PHP Error
debug_backtrace()debug_print_backtrace()error_get_last()error_log()error_reporting()restore_error_handler()restore_exception_handler()set_error_handler()set_exception_handler()trigger_error()
PHP Exception
Exception()getCode()getFile()getMessage()getLine()getPrevious()getTrace()getTraceAsString()
PHP Filesystem
basename()chgrp()chmod()chown()clearstatcache()copy()delete()dirname()disk_free_space()disk_total_space()diskfreespace()fclose()feof()fflush()fgetc()fgetcsv()fgets()fgetss()file()file_exists()file_get_contents()file_put_contents()fileatime()filectime()filegroup()fileinode()filemtime()fileowner()fileperms()filesize()filetype()flock()fnmatch()fopen()fpassthru()fputcsv()fputs()fread()fscanf()fseek()fstat()ftell()ftruncate()fwrite()glob()is_dir()is_executable()is_file()is_link()is_readable()is_uploaded_file()is_writable()is_writeable()lchgrp()lchown()link()linkinfo()lstat()mkdir()move_uploaded_file()parse_ini_file()parse_ini_string()pathinfo()pclose()popen()readfile()readlink()realpath()realpath_cache_get()realpath_cache_size()rename()rewind()rmdir()set_file_buffer()stat()symlink()tempnam()tmpfile()touch()umask()unlink()
PHP Filter
filter_has_var()filter_id()filter_input()filter_input_array()filter_list()filter_var()filter_var_array()
PHP FTP
ftp_alloc()ftp_cdup()ftp_chdir()ftp_chmod()ftp_close()ftp_connect()ftp_delete()ftp_exec()ftp_fget()ftp_fput()ftp_get()ftp_get_option()ftp_login()ftp_mdtm()ftp_mkdir()ftp_mlsd()ftp_nb_continue()ftp_nb_fget()ftp_nb_fput()ftp_nb_get()ftp_nb_put()ftp_nlist()ftp_pasv()ftp_put()ftp_pwd()ftp_quit()ftp_raw()ftp_rawlist()ftp_rename()ftp_rmdir()ftp_set_option()ftp_site()ftp_size()ftp_ssl_connect()ftp_systype()
PHP JSON
json_decode()json_encode()
PHP Keywords
abstractandasbreakcallablecasecatchclasscloneconstcontinuedeclaredefaultdoechoelseelseifemptyenddeclareendforendforeachendifendswitchextendsfinalfinallyfnforforeachfunctionglobalifimplementsincludeinclude_onceinstanceofinsteadofinterfaceissetlistnamespaceneworprintprivateprotectedpublicrequirerequire_oncereturnstaticswitchthrowtraittryusevarwhilexoryieldyield from
PHP Libxml
libxml_clear_errors()libxml_disable_entity_loader()libxml_get_errors()libxml_get_last_error()libxml_set_external_entity_loader()libxml_set_streams_context()libxml_use_internal_errors()
PHP Mail
ezmlm_hash()mail()
PHP Math
abs()acos()acosh()asin()asinh()atan()atan2()atanh()base_convert()bindec()ceil()cos()cosh()decbin()dechex()decoct()deg2rad()exp()expm1()floor()fmod()getrandmax()hexdec()hypot()intdiv()is_finite()is_infinite()is_nan()lcg_value()log()log10()log1p()max()min()mt_getrandmax()mt_rand()mt_srand()octdec()pi()pow()rad2deg()rand()round()sin()sinh()sqrt()srand()tan()tanh()
PHP Misc
connection_aborted()connection_status()connection_timeout()constant()define()defined()die()eval()exit()get_browser()__halt_compiler()highlight_file()highlight_string()hrtime()ignore_user_abort()pack()php_strip_whitespace()show_source()sleep()sys_getloadavg()time_nanosleep()time_sleep_until()uniqid()unpack()usleep()
PHP MySQLi
affected_rowsautocommitchange_usercharacter_set_nameclosecommitconnectconnect_errnoconnect_errordata_seekdebugdump_debug_infoerrnoerrorerror_listfetch_allfetch_arrayfetch_assocfetch_fieldfetch_field_directfetch_fieldsfetch_lengthsfetch_objectfetch_rowfield_countfield_seekget_charsetget_client_infoget_client_statsget_client_versionget_connection_statsget_host_infoget_proto_infoget_server_infoget_server_versioninfoinitinsert_idkillmore_resultsmulti_querynext_resultoptionspingpollpreparequeryreal_connectreal_escape_stringreal_queryreap_async_queryrefreshrollbackselect_dbset_charsetset_local_infile_handlersqlstatessl_setstatstmt_initthread_idthread_safeuse_resultwarning_count
PHP Network
checkdnsrr()closelog()dns_check_record()dns_get_mx()dns_get_record()fsockopen()gethostbyaddr()gethostbyname()gethostbynamel()gethostname()getmxrr()getprotobyname()getprotobynumber()getservbyname()getservbyport()header_register_callback()header_remove()header()headers_list()headers_sent()http_response_code()inet_ntop()inet_pton()ip2long()long2ip()openlog()pfsockopen()setcookie()setrawcookie()socket_get_status()socket_set_blocking()socket_set_timeout()syslog()
PHP Output Control
flush()ob_clean()ob_end_clean()ob_end_flush()ob_flush()ob_get_clean()ob_get_contents()ob_get_flush()ob_get_length()ob_get_level()ob_gzhandler()ob_implicit_flush()ob_list_handlers()ob_start()output_add_rewrite_var()output_reset_rewrite_vars()
PHP RegEx
preg_filter()preg_grep()preg_last_error()preg_match()preg_match_all()preg_replacepreg_replace_callbackpreg_replace_callback_arraypreg_splitpreg_quote
PHP SimpleXML
__construct()__tostring()addAttribute()addChild()asXML()attributes()children()count()getDocNamespaces()getName()getNamespaces()registerXPathNamespace()saveXML()simplexml_import_dom()simplexml_load_file()simplexml_load_string()xpath()current()getchildren()haschildren()key()next()rewind()valid()
PHP StreamPHP String
addcslashes()addslashes()bin2hex()chop()chr()chunk_split()convert_cyr_string()convert_uudecode()convert_uuencode()count_chars()crc32()crypt()echo()explode()fprint()get_html_translation_table()hebrev()hebrevc()hex2bin()html_entity_decode()htmlentities()htmlspecialchars_decode()htmlspecialchars()implode()join()lcfirst()levenshtein()localeconv()ltrim()md5()md5_file()metaphone()money_format()nl_langinfo()nl2br()number_format()ord()parse_str()print()printf()quoted_printable_decode()quoted_printable_encode()quotemeta()rtrim()setlocale()sha1()sha1_file()similar_text()soundex()sprintf()sscanf()str_getcsv()str_ireplace()str_pad()str_repeat()str_replace()str_rot13()str_shuffle()str_split()str_word_count()strcasecmp()strchr()strcmp()strcoll()strcspn()strip_tags()stripcslashes()stripslashes()stripos()stristr()strlen()strnatcasecmp()strnatcmp()strncasecmp()strncmp()strpbrk()strpos()strrchr()strrev()strripos()strrpos()strspn()strstr()strtok()strtolower()strtoupper()strtr()substr()substr_compare()substr_count()substr_replace()trim()ucfirst()ucwords()vfprintf()vprintf()vsprintf()wordwrap()
PHP Variable Handling
boolval()debug_zval_dump()doubleval()is_countable()empty()floatval()get_defined_vars()get_resource_type()gettype()intval()is_array()is_bool()is_callable()is_double()is_float()is_int()is_integer()is_iterable()is_long()is_null()is_numeric()is_object()is_real()is_resource()is_scalar()is_string()isset()print_r()serialize()settype()strval()unserialize()unset()var_dump()var_export()
PHP XML Parser
utf8_decode()utf8_encode()xml_error_string()xml_get_current_byte_index()xml_get_current_column_number()xml_get_current_line_number()xml_get_error_code()xml_parse()xml_parse_into_struct()xml_parser_create_ns()xml_parser_create()xml_parser_free()xml_parser_get_option()xml_parser_set_option()xml_set_character_data_handler()xml_set_default_handler()xml_set_element_handler()xml_set_end_namespace_decl_handler()xml_set_external_entity_ref_handler()xml_set_notation_decl_handler()xml_set_object()xml_set_processing_instruction_handler()xml_set_start_namespace_decl_handler()xml_set_unparsed_entity_decl_handler()
PHP Zip
zip_close()zip_entry_close()zip_entry_compressedsize()zip_entry_compressionmethod()zip_entry_filesize()zip_entry_name()zip_entry_open()zip_entry_read()zip_open()zip_read()
PHP Timezones

PHP Reference

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This section contains a complete PHP reference documentation.

PHP Reference

The PHP reference contains different categories of all PHP functions, keywords and constants, along with examples.

ArrayCalendarDateDirectoryErrorExceptionFilesystemFilterFTPJSONKeywordsLibxmlMailMathMiscMySQLiNetworkOutput ControlRegExSimpleXMLStreamStringVar HandlingXML ParserZipTimezones


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