sudo apt-get install php5-curl
PSWebServiceLibrary.phpto the root of your Web server. We will explain how to use this library in this tutorial.
You can do this tutorial on a local drive even while your store is on the internet.
list_the_clients.phpat the root of the web server that you have chosen.
require_once( './ PSWebServiceLibrary.php' );
Configured this way, your file should be found in the same folder as