title: Working days (Mon-Fri) in PHP
body: <p>Is there a way to use <code>strtotime</code> to add working days (Monday to Friday) to a date? Or some other method? What I want to do is:</p>
  
  <pre><code>date ( 'Y-m-j' , strtotime ( '+3 working days' ) )
  </code></pre>