How to dismiss an UIAlertController and the keyboard simultaneously?

Question

I have created a signup form with a UIAlertController and used the method addTextFieldWithConfigurationHandler to add a text field. But there is a litt

Answer 1

   - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex

   { 
       [self.view endEditing:YES];
      // or you can write [yourtextfield refignFirstResponder]
       [alertView dismissWithClickedButtonIndex:buttonIndex animated:TRUE];
   }