PHP Overview

● Introduction

✦About php

✦Features of PHP

✦PHP History

● Installation

✦PHP in linux/unix

✦PHP in Windows

✦PHP in MacOs

✦Hello World Program

PHP Basics

● Datatypes

✦PHP Datatypes

✦PHP null

✦PHP bool

✦PHP int

✦PHP float (floating-point number)

✦PHP string

✦PHP array

✦PHP object

✦PHP resource

✦PHP Typecasting

● Variables

✦PHP - Variables

✦Variable Naming

✦Variable scope

✦PHP Local Variables

✦PHP Global Variables

✦PHP Static Variables

● Print & Comments

✦PHP $ and $$

✦PHP Comments

✦echo/print

● Constants

✦Constants

● constants

✦Predefined constants

✦Magic constants

● Operators

✦Operators

✦Arithmatic Operators

✦Comparison Operators

✦Logical Operators

✦Assignment Operators

✦String Operators

✦Array Operators

✦Conditional Operators

✦Spread Operator

✦Null Coalescing Operator

✦Spaceship Operator

✦Precedence of PHP Operators

Control Statements

● If else

✦PHP if

✦PHP else

✦PHP elseif/else if

● While loop

✦PHP While

✦do-while

● for loop

✦PHP for

✦PHP foreach

✦PHP break

✦PHP continue

● Other Controls

✦PHP switch

✦PHP match

✦PHP declare

✦PHP return

✦PHP require

✦PHP include

✦PHP require_once

✦PHP include_once

✦PHP goto

PHP Arrays

● Arrays

✦Arrays

✦Indexed Array

✦Associative Array

✦Multidimensional Array

✦Array Functions

✦Constant Arrays

PHP Strings

● Strings

✦PHP Strings

✦Modify Strings

✦Concatenate Strings

✦Slicing Strings

✦Escape Characters

✦String functions

PHP Functions

● PHP Functions

✦About Functions

✦Function Parameters

✦Call by value

✦Call by Reference

✦Default Arguments

✦Named Arguments

✦Variable Arguments

✦Returning Values

✦Passing Functions

✦Recursive Functions

✦Variable Scope

✦Anonymous Functions

✦Arrow Functions

✦Variable Functions

✦Local Variables

✦Global Variables

PHP Superglobals

● Superglobals in PHP

✦About Superglobals

✦$GLOBALS

✦$_SERVER

✦$_REQUEST

✦$_POST

✦$_GET

✦$_FILES

✦$_ENV

✦$_COOKIE

✦$_SESSION

PHP OOPS

● Oops in PHP

✦Object Oriented PHP

✦Classes and Objects

✦properties & Property Hooks

✦Class Constants

✦Autoloading Classes

✦Constructor and Destructor

✦Access Modifiers

✦Inheritance

✦Static Keyword

✦Abstract Classes

✦Interfaces

✦Traits

✦Static Methods

✦Static Properties

✦Namespaces

✦Object Iteration

✦Encapsulation

✦Final Keyword

✦Overloading

✦Cloning Objects

✦Comparing Objects

✦Anonymous Classes

✦Magic Methods

✦Late Static Bindings

✦Objects and references

✦Object Serialization

✦Covariance and Contravariance

✦Lazy Objects

PHP Namespaces

● Namespaces

✦About Namespaces

✦Sub-namespaces

✦Defining multiple namespaces in the same file

✦Namespaces and dynamic language features

✦namespace keyword and NAMESPACE

✦Aliasing and Importing

✦Global space

✦Fallback to global space

✦Name resolution rules

PHP Enumerations

● Enumerations

✦Enumerations overview

✦Basic enumerations

✦Backed enumerations

✦Enumeration methods

✦Enumeration static methods

✦Enumeration constants

✦Traits

✦Enum values in constant expressions

✦Differences from objects

✦Value listing

✦Serialization

✦Why enums aren't extendable

✦Examples

Erros in PHP

● Errors

✦Throwable

✦Error

✦ArithmeticError

✦DivisionByZeroError

✦AssertionError

✦CompileError

✦ParseError

✦TypeError

✦ArgumentCountError

✦ValueError

✦UnhandledMatchError

✦FiberError

PHP Exception handling

● Exceptions

✦Exception intro

✦try catch

✦throw

✦Final Keyword

PHP Fibers

● fibers in php

✦Introduction

✦Basic usage

PHP File Handling

● File Handling

✦Open File

✦Read File

✦Write File

✦File Existence

✦Download File

✦Copy File

✦Append File

✦Delete File

✦Handle CSV File

✦File Permissions

✦Create Directory

✦Listing Files

✦Form Handling

PHP Web Concepts

● Web Concepts

✦Form Validation

✦PHP Form Required

✦Form Email/URL

✦Complete Form

✦File Inclusion

✦GET & POST

✦File Uploading

✦PHP ─ Cookies

✦The Anatomy of a Cookie

✦Setting Cookies with PHP

✦Accessing Cookies with PHP

✦Deleting Cookie with PHP

✦PHP ─ Sessions

✦Starting a PHP Session

✦Destroying a PHP Session

✦Turning on Auto Session

✦Sessions without cookies

✦PHP ─ Sending Emails

✦Sending plain text email

✦Sending HTML email

✦Sending attachments with email

✦PHP XML Parsers

✦PHP SimpleXML Parser

PHP XML

● PHP XML

✦PHP SimpleXML - Get

✦PHP XML Expat

✦PHP XML DOM

PHP AJAX

● PHP AJAX

✦AJAX Intro

✦AJAX PHP

✦AJAX Database

✦AJAX XML

✦AJAX Live Search

✦AJAX Poll

✦MySQL Database

✦MySQL Connect

PHP and MYSQL

● PHP and MYSQL

✦MySQL Create DB

✦MySQL Create Table

✦MySQL Insert Data

✦MySQL Get Last ID

✦MySQL Insert Multiple

✦MySQL Prepared

✦MySQL Select Data

✦MySQL Where

✦MySQL Order By

✦MySQL Delete Data

✦MySQL Update Data

✦MySQL Limit Data

Reference

● keywords

✦Keyword

✦abstract

✦and

✦as

✦break

✦callable

✦case

✦catch

✦class

✦clone

✦const

✦continue

✦declare

✦default

✦do

✦echo

✦else

✦elseif

✦empty

✦enddeclare

✦endfor

✦endforeach

✦endif

✦endswitch

✦endwhile

✦extends

✦final

✦finally

✦fn

✦for

✦foreach

✦function

✦global

✦goto

✦if

✦implements

✦include

✦include_once

✦instanceof

✦insteadof

✦interface

✦isset

✦list

✦namespace

✦new

✦or

✦print

✦private

✦protected

✦public

✦require

✦require_once

✦return

✦static

✦switch

✦throw

✦trait

✦try

✦unset

✦use

✦var

✦while

✦xor

✦yield

✦yield from

● Array Functions

✦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()

● Calender Functions

✦About Calender Functions

✦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()

● Date Functions

✦About Date Functions

✦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()

● Directory Functions

✦About Directory Functions

✦chdir()

✦chroot()

✦closedir()

✦dir()

✦getcwd()

✦opendir()

✦readdir()

✦rewinddir()

✦scandir()

● Error Functions

✦About Error Functions

✦debug_backtrace()

✦debug_print_backtrace()

✦error_clear_last()

✦error_get_last()

✦error_log()

✦error_reporting()

✦restore_error_handler()

✦restore_exception_handler()

✦set_error_handler()

✦set_exception_handler()

✦trigger_error()

✦user_error()

● Exception Methods

✦About Exception Methods

✦Exception()

✦getCode()

✦getFile()

✦getMessage()

✦getLine()

✦getPrevious()

✦getTrace()

✦getTraceAsString()

● Filesystem Functions

✦About Filesystem Functions

✦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()

● Filter Functions

✦About Filter Functions

✦filter_has_var()

✦filter_id()

✦filter_input()

✦filter_input_array()

✦filter_list()

✦filter_var()

✦filter_var_array()

● FTP Functions

✦About FTP Functions

✦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()

● JSON Functions

✦About JSON Functions

✦json_decode()

✦json_encode()

✦json_last_error()

✦json_last_error_msg()

● Libxml Functions

✦About Libxml Functions

✦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()

● Mail Functions

✦About Mail Functions

✦ezmlm_hash()

✦mail()

● Math Functions

✦About Math Functions

✦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()

● Mysqli Functions

✦About Mysqli Functions

✦affected_rows()

✦autocommit()

✦begin_transaction()

✦change_user()

✦character_set_name()

✦close()

✦commit()

✦connect()

✦connect_errno()

✦connect_error()

✦data_seek()

✦debug()

✦dump_debug_info()

✦errno()

✦error()

✦error_list()

✦fetch_all()

✦fetch_array()

✦fetch_assoc()

✦fetch_field()

✦fetch_field_direct()

✦fetch_fields()

✦fetch_lengths()

✦fetch_object()

✦fetch_row()

✦field_count()

✦field_seek()

✦get_charset()

✦get_client_info()

✦get_client_stats()

✦get_client_version()

✦get_connection_stats()

✦get_host_info()

✦get_proto_info()

✦get_server_info()

✦get_server_version()

✦info()

✦init()

✦insert_id()

✦kill()

✦more_results()

✦multi_query()

✦next_result()

✦options()

✦ping()

✦poll()

✦prepare()

✦query()

✦real_connect()

✦real_escape_string()

✦real_query()

✦reap_async_query()

✦refresh()

✦rollback()

✦select_db()

✦set_charset()

✦set_local_infile_default()

✦set_local_infile_handler()

✦sqlstate()

✦ssl_set()

✦stat()

✦stmt_init()

✦store_result()

✦thread_id()

✦thread_safe()

✦use_result()

✦warning_count()

● Network Function

✦About Network Function

✦checkdnsrr()

✦closelog()

✦define_syslog_variables()

✦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()

● Output Control Functions

✦About Output Control Functions

✦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_get_status()

✦ob_gzhandler()

✦ob_implicit_flush()

✦ob_list_handlers()

✦ob_start()

✦output_add_rewrite_var()

✦output_reset_rewrite_vars()

● Regex Functions

✦About Regex Functions

✦preg_filter()

✦preg_grep()

✦preg_last_error()

✦preg_match()

✦preg_match_all()

✦preg_replace()

✦preg_replace_callback()

✦preg_replace_callback_array()

✦preg_split()

✦preg_quote()

● Simple XML Functions

✦About Simple XML Functions

✦__construct()

✦__toString()

✦addAttribute()

✦addChild()

✦asXML()

✦attributes()

✦children()

✦count()

✦getDocNamespaces()

✦getName()

✦getNamespaces()

✦registerXPathNamespace()

✦saveXML()

✦simplexml_import_dom()

✦simplexml_load_file()

✦simplexml_load_string()

✦xpath()

● Stream Functions

✦About Stream Function

✦set_socket_blocking()

✦stream_bucket_prepend()

✦stream_context_create()

✦stream_context_get_default()

✦stream_context_get_options()

✦stream_context_get_params()

✦stream_context_set_default()

✦stream_context_set_options()

✦stream_context_set_params()

✦stream_copy_to_stream()

✦stream_filter_append()

✦stream_filter_prepend()

✦stream_filter_register()

✦stream_filter_remove()

✦stream_get_contents()

✦stream_get_filters()

✦stream_get_line()

✦stream_get_meta_data()

✦stream_get_transports()

✦stream_get_wrappers()

✦stream_is_local()

✦stream_isatty()

✦stream_notification_callback()

✦stream_register_wrapper()

✦stream_resolve_include_path()

✦stream_select()

✦stream_set_blocking()

✦stream_set_chunk_size()

✦stream_set_read_buffer()

✦stream_set_timeout()

✦stream_set_write_buffer()

✦stream_socket_accept()

✦stream_socket_client()

✦stream_socket_enable_crypto()

✦stream_socket_get_name()

✦stream_socket_pair()

✦stream_socket_recvfrom()

✦stream_socket_sendto()

✦stream_socket_server()

✦stream_socket_shutdown()

✦stream_supports_lock()

✦stream_wrapper_register()

✦stream_wrapper_restore()

✦stream_wrapper_unregister()

● String Functions

✦About String Functions

✦addcslashes()

✦addslashes()

✦bin2hex()

✦chop()

✦chr()

✦chunk_split()

✦convert_cyr_string()

✦convert_uudecode()

✦convert_uuencode()

✦count_chars()

✦crc32()

✦crypt()

✦echo()

✦explode()

✦fprintf()

✦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()

● Variable Handing Functions

✦About Variable Handing Functions

✦boolval()

✦debug_zval_dump()

✦doubleval()

✦empty()

✦floatval()

✦get_defined_vars()

✦get_resource_type()

✦gettype()

✦intval()

✦is_array()

✦is_bool()

✦is_callable()

✦is_countable()

✦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()

● XML Parser Functions

✦About XML Parser Functions

✦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()

● ZIP Functions

✦About ZIP Functions

✦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()

Output Control Functions → ob_list_handlers()

Tutorials

Popular Languages

All Interpreters/IDE

vb.net(visualbasic)

Quick Links

Advertise with us About us Contact us Disclaimer Privacy Policy Terms & Conditions

© 2025 Tutorialix.com. All rights reserved.