title: How can I calculate date weekend in php
body: <p>I have a date like this</p>
  
  <pre><code>    $start = strtotime('2010-01-01'); $end = strtotime('2010-01-25');
  </code></pre>
  
  <p>My question:<br></p>
  
  <p>How can I calculate or count weekend from $start &amp; $end date range..??</p>