Last updated on July 7, 2017
This is post is about integrating Facebook Connect into any website by using FB’s Graph API. to use Graph API we need to create new application in FB, to create application visit : https://developers.facebook.com/apps, then click on Create New App.
After creating application download Facebook PHP SDK From Here : https://github.com/facebook/facebook-php-sdk-v4
Above link contains the open source PHP SDK that allows you to access Facebook Platform from your PHP app.
Note :This version of the Facebook SDK for PHP requires PHP 5.4 or greater.