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What Is PHP?

PHP (Hypertext Preprocessor/Personal Home Page) is a popular general-purpose server side scripting language which can be embedded into HTML to create a wide variety of mini-applications, but can also be used to build large-scale complex applications, that was originally designed for web development to produce dynamic web pages.

Server Side Language(PHP) » Server(Process) » Client Side Language(HTML/Java Script)

PHP stands for PHP: Hypertext Preprocessor

PHP is a server-side scripting language, like ASP

PHP scripts are executed on the server

PHP supports many databases (MySQL, Informix, Oracle, Sybase, Solid, PostgreSQL, Generic ODBC, etc.)

PHP is an open source software

PHP is free to download and use

What is a PHP File?

PHP files can contain text, HTML tags and scripts

PHP files are returned to the browser as plain HTML

PHP files have a file extension of ".php", ".php3", or ".phtml"