title: Eval response.d in Jquery Ajax
body: <p>What is the point of doing this:</p>
  
  <pre><code>var resultsArray = (typeof response.d) == 'string' 
      ? eval('(' + response.d + ')') : response.d;
  </code></pre>
  
  <p>inside onSuccess() callback of $.(ajax) call?</p>