title: Remove everything without Digits With Notepad ++
body: <p>I wish to remove everything except Digits in my notepad ++ with regular expression.</p>
  
  <p>can anyone help me with the String to use. that would help me get results like</p>
  
  <pre><code>from
  416385-creativelive-photo-week-2014-hd-full-day-5.html
  416668-creativelive-photo-week-2014-hd-full-day-4.html
  421733-creativelive-photo-week-2014-day-2.html 
  
  to 
  416385
  416668
  421733
  </code></pre>