PHP - Introduction

PHP - Introduction

  • PHP stands for Hypertext Preprocessor.
  • 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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