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PHP is a general-purpose scripting language that is especially suited to server-side web development, in which case PHP generally runs on a web server. Any PHP code in a requested file is executed by the PHP runtime, usually to create dynamic web page content or dynamic images used on websites or elsewhere. [283]
The PHP programming language family encompasses a set of languages and technologies that are influenced by or derived from PHP, a widely-used open-source server-side scripting language. PHP, which stands for "PHP: Hypertext Preprocessor," was originally created by Rasmus Lerdorf in 1994 and has since evolved significantly. The PHP family ...
PHP generally follows C syntax, with exceptions and enhancements for its main use in web development, which makes heavy use of string manipulation. PHP variables must be prefixed by " $ ". This allows PHP to perform string interpolation in double quoted strings, where backslash is supported as an escape character.
Scripting language. In computing, a script is a relatively short and simple set of instructions that typically automate an otherwise manual process. The act of writing a script is called scripting. Scripting language or script language describes a programming language that it is used for scripting. [ 1]
Zend Engine. The Zend Engine is a compiler and runtime environment for the PHP scripting language and consists of the Zend Virtual Machine, which is composed of the Zend Compiler and the Zend Executor, that compiles and executes the PHP code. [2] It was originally developed by Andi Gutmans and Zeev Suraski while they were students at the ...
Rasmus Lerdorf (born 22 November 1968) is a Danish-Canadian [1] programmer. He co-authored and inspired the PHP scripting language, authoring the first two versions of the language and participating in the development of later versions led by a group of developers including Jim Winstead (who later created blo.gs ), Stig Bakken, Shane Caraveo ...
PHP's role as the LAMP's application programming language has also been performed by other languages such as Perl and Python. PHP is a server-side scripting language designed for web development but also used as a general-purpose programming language. PHP code is interpreted by a web server via a PHP processor module, which generates the ...
The PHP License is the open-source license under which the PHP scripting language is released. The PHP License is designed to encourage widespread adoption of the source code. Redistribution is permitted in source or binary form with or without modifications, with some caveats. Version 3 of PHP used a dual license —PHP 3's source is available ...