title: Strict standards: Only variables should be passed by reference in C:\wamp\www\lions\admin\UploadmemberHandler.php on line 3
body: <p>I'm getting this error:</p>
  
  <blockquote>
    <p>Strict standards: Only variables should be passed by reference in C:\wamp\www\lions\admin\UploadmemberHandler.php on line 3</p>
  </blockquote>
  
  <p>Code:</p>
  
  <pre><code>$extension1 = end(explode(".", $_FILES["addmemberFile"]["name"])); 
  </code></pre>
  
  <p>How to fix this error?</p>