title: Showing formatted digits in textField iphone application
body: <p>I am taking data from XMl file, the distance in xml is like</p>
  
  <pre><code>&lt;distance&gt;13.472987570222 km&lt;/distance&gt;
  </code></pre>
  
  <p>Now i want to show just two digits after . operator. i.e i want to show in textField like 13.47 km. i have saved this distance digits in NSString *distance;</p>
  
  <p>Thanks</p>