How to set UITextField Resign First responder ?

First of all assign UITextFieldDelegate in .h file Like this

@interface ViewController : UIViewController<UITextFieldDelegate>

Propertize textfield in .h file

@property (nonatomic, unsafe_unretained) IBOutlet UITextField * txtField;

Assign Delegate in viewDidLoad in .m file

self. txtField.delegate = self;

Add this Method in .m file

-(BOOL)textFieldShouldReturn:(UITextField *)textField

{

    if(textField==self. txtField )

    {

        [self. txtField resignFirstResponder];

        return NO;

    }

    return YES;

}
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