title: how can I set substring of a NSString as bold in UILabel
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel">Bold &amp; Non-Bold Text In A Single UILabel?</a>  </p>
  </blockquote>
  
  
  
  <p>I want to know that how can I set substring of a <code>NSString</code> as bold in <code>UILabel</code> ?</p>
  
  <p>for example : I have a string in <code>UILabel</code> say, </p>
  
  <pre><code>*Apply to a bill of $16 or more 
  </code></pre>
  
  <p>and I want to make " $16 " bold .</p>
  
  <p>Thanks....</p>