title: check and remove a particular string from nsmutable array without index
body: <p>In Xcode, I store some <code>NSString</code> in <code>NSMutableArray</code>.</p>
  
  <pre><code>Hello
  Here
  MyBook
  Bible
  Array
  Name2
  There
  IamCriminal
  </code></pre>
  
  <p>User can enter string.</p>
  
  <pre><code>Name2
  </code></pre>
  
  <p>I need to delete that particular string from <code>NSMutableArray</code> without knowing index of the string. I have some idea that, Use iteration. Any other Best way. Plz Give with sample codings.</p>