title: How can I reverse a NSArray in Objective-C?
body: <p>I need to reverse my <code>NSArray</code>.</p>
  
  <p>As an example:</p>
  
  <p><code>[1,2,3,4,5]</code> must become: <code>[5,4,3,2,1]</code></p>
  
  <p>What is the best way to achieve this?</p>