title: Getting Upload file in PHP $_REQUEST
body: <p>I am receiving uploaded file in PHP <strong>$_REQUEST</strong> Super global , as per my knowledge <strong>$_FILES</strong> contains all the information of uploaded file and <strong>$_REQUEST</strong> contains <strong>$_POST,$_GET,$_COOKIES</strong>.</p>
  
  <p>Also I am getting an empty $_FILES array for same request.</p>
  
  <p>In PHP 4.3 version <strong>$_REQUEST</strong> contains file Information but I am using PHP version 5.4.11</p>
  
  <p>How can it is possible?</p>