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PHP Variables
A variable is used to store any value that you like.
You can reuse variable in any block of code in your PHP script.
PHP variables must start with a dollar ($) sign.
PHP Variable Syntax
$variable_name = value;
Below is an example of how to use variables in PHP:
PHP Syntax
If you came from other programming languages like c/c++ and or Java, you will not have difficulty understanding PHP syntax as they have the same thing in common.
But unlike c/c++ or Java, PHP script is executed on the server and can be inserted within any HTML code and must start scripting block with <?php and end with ?>.
Below is an example of PHP file:
Web-based Payroll Application
Install WampServer
Before we start working with PHP/MySQL, you need to install WampServer first in your local computer. WampServer will allow you to run PHP script in your local computer without accessing live server.
Running PHP script locally will also speed up your development.
First download WampServer from http://www.wampserver.com/.
Download WampServer

In step # 3 select 32bit or 64bit.
PHP Requirements
Download PHP from: http://www.php.net/downloads.php
Download MySQL from: http://www.mysql.com/downloads/
Download Apache from: http://httpd.apache.org/download.cgi
If you don’t like to install each application separately, you can install WampServer from http://www.wampserver.com/.