title: Change date format to echo days only without 0
body: <p>I have</p>
  
  <pre><code>$date= '2013-11-03';
  </code></pre>
  
  <p>I need to edit this format to echo days only and without 0 too</p>
  
  <p>so the output = 3</p>
  
  <p>How i can do that please ?</p>