7. PHP Special Variables

GET Variable :

• The built-in $_GET function is used to collect values from a form sent with method="get".
• Information sent from a form with the GET method is visible to everyone (it will be displayed in the browser's address bar)  
• It has limits on the amount of information to send.

[ Code ] :

http://pastebin.com/6kfYqfvq

POST Variable :

• The built-in $_POST function is used to collect values from a form sent with method="post".
• Information sent from a form with the POST method is invisible to others and has no limits on the amount of information to send.  

[ Code ] : 

http://pastebin.com/FGazFkEY