Android Button Animation Sample

ButtonAnimationFragment.kt

    override fun onViewCreated(view: View?, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        view?.apply {
            // animation button
            findViewById<Button>(R.id.btn).let { animBtn ->
                animBtn.setOnClickListener {
                    animBtn.startAnimation(AnimationUtils.loadAnimation(activity, R.anim.btn_on_click))
                }
            }
        }
    }