title: How to pass a string as a tag of UIButton
body: <p>The tag value is an Integer:</p>
  
  <pre><code>UIButton *button=[UIButton buttonWithType:UIButtonTypeCustom];
  [button setTitle:addressField forState:UIControlStateNormal];
  [button addTarget:self action:@selector(pickTheQuiz:) forControlEvents:UIControlEventTouchUpInside];
  button.tag=1;//or what other integer value, i need to put a string value
  </code></pre>
  
  <p>In the receiver method:</p>
  
  <pre><code>-(void)pickTheQuiz:(id)sender{           
      NSLog(@"The part number is:%i",((UIControl*)sender).tag);//i need to receive a string value instead of numeric value
  }
  </code></pre>