The PHP programming language is a server-side scripting language.
The PHP language runs on the server-side. This means that the execution (read starting) of the scripts are done on the server where the web-site is hosted.
Generally, PHP is embedded with HTML and Scripting Language.
HTML embedded means, that you can use PHP statements (read a piece of PHP code) within an HTML code.
PHP files are returned to the browser as plain HTML.
Characteristics of PHP :
PHP is free and an open source software product.
PHP supports many databases (MySQL, Sybase, Oracle and many others.)
PHP runs on different platforms (Unix, Linux, Windows.)
PHP is mostly support in all the web-servers used today (Apache, IIS (Internet Information Services), etc.)
A PHP file can contain plain text, HTML tags and scripts.
The PHP files can have one of the following extensions: .php, php3 or phtml.
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