title: sort json properties in descending order
body: <p>I have the following json, how can I sort the "c" value in DESC order?</p>
  
  <pre><code>[{"id":"2","val":"2pm.com","c":"4"}, 
  {"id":"2","val":"Adidas","c":"2"},
  {"id":"2","val":"AJ Morgan","c":"2"},
  {"id":"2","val":"Alfio Raldo","c":"3"},
  {"id":"1","val":"ASOS","c":"112"},
  {"id":"2","val":"ASOS","c":"34"},
  {"id":"2","val":"ASOS Curve","c":"39"},
  {"id":"2","val":"Baby Be Dazzled","c":"13"}]
  </code></pre>
  
  <p>I use PHP and ajax</p>