Topics
Introduction Environment Syntax Basics Basic Output Variables Constants Strings Arrays Include File	Control Structures If Statements Looping Constructs Switch Statements Exception Handling Operators Operators Operator precedence Forms Form Handling Form Validation File uploads Cookies Sessions	File Handling Basic I/O Filesystem Functions & OOP Functions Classes Other Topics Date and Time Error Handling Sending Emails

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PHP (a recursive acronym for PHP: Hypertext Preprocessor) is a popular open source, general-purpose, scripting language designed for web development. PHP is usually used as a server-side language directly embedded inside HTML web pages.