In this article I don't want to show you the history of AJAX and discuss its pros and cons, but only focus on how to create a basic working AJAX - PHP communication.The only important thing at the moment is that AJAX uses JavaScript so it need to be enabled in your browser to successfully complete this tutorial.To demonstrate the AJAX PHP connection we will create a very simple form with 2 input fields. In the first field you can type any text and we will send this text t