CAKeyframeAnimation *shakeAnim = [CAKeyframeAnimation animation];

shakeAnim.keyPath = @"transform.translation.x";

shakeAnim.duration = 0.15;

CGFloat delta = 10;

shakeAnim.values = @[@0 , @(-delta), @(delta), @0];

shakeAnim.repeatCount = 2;

[self.myView.layer addAnimation:shakeAnim forKey:nil];