Ajax File Upload in PHP Example

Looking for an example of how to do an Ajax file upload in PHP? This tutorial shows you how to upload a file to the Apache Http Server by first creating an HTML file input for that allows a user to select any image or other resource file from their computer. Then, a PHP script captures the file upload and saves it persistently to the server. This Ajax and PHP file upload tutorial does not use an jQuery or Dojo libraries. It uses pure JavaScript, so there are no external dependencies and you can run the PHP and Ajax file upload example in any modern browser. It's the right way to upload a file to an Apache server with Ajax and PHP.