title: Difference between: $_SERVER['SCRIPT_NAME'] and $_SERVER['PHP_SELF']
body: <p>What is the difference between:</p>
  
  <pre><code>$_SERVER['SCRIPT_NAME']
  </code></pre>
  
  <p>and</p>
  
  <pre><code>$_SERVER['PHP_SELF']
  </code></pre>
  
  <p>Thank you.</p>