PHP (Server-Side Scripting language)

PHP language stands for “PHP: Hypertext Preprocessor” The most widely-used, open source and script language. All PHP scripts are executed on the server.

It can be run on different platforms like:

Windows
Linux
Unix
Mac OS X etc.
it is usable for almost every server like
Apache
IIS etc.
It also supports the various type of databases.

PHP Syntax

PHP script starts with

<?php

Code written here…

The extension for PHP files is “.php”. Normally a PHP FILE contains HTML tags, and some PHP scripting code. Below, there is an example of a code, with a PHP script that uses a built-in PHP function “echo” for print out the text “Script Language” on a web page:

Example

<!DOCTYPE html>

<html>

<body>

<?php

echo "Script Language";

</body>

</html>

Output

PHP Page

Script Language

Code	Comments
<html>	Starting with HTML tags
<h2></h2>	Head (heading 2)opening and closing of head
<?php	Starting php
echo	Built in function to print the text
<?	Closing of php