title: how to add searchbar in uitableview?
body: <p>I have an <code>NSMutableArray</code> displayed in a <code>UITableView</code>, and I have added some elements there.</p>
  
  <p>For example, element names are First, FirstTwo, Second, SecondTwo, Third, ThirdTwo.</p>
  
  <p>Now I want to add a search bar in the screen. In that search bar when I type F, the table should only show First and FirstTwo.</p>
  
  <p>How should I do this?</p>