title: $_SESSION List in PHP
body: <p>I would like to get session list from the localhost.So, I wrote </p>
  
  <pre><code>session_start();
  print_r($_SESSION);
  </code></pre>
  
  <p>currently access person is two.one is from another PC and the last one is hosted pc.But the on shown only hosted pc session.Actually I would like to get all session user list.</p>