How to call a function after delay in Kotlin?

Question

As the title, is there any way to call a function after delay (1 second for example) in Kotlin?

Answer 1

A simple example to show a toast after 3 seconds :

fun onBtnClick() {
    val handler = Handler()
    handler.postDelayed({ showToast() }, 3000)
}

fun showToast(){
    Toast.makeText(context, "Its toast!", Toast.LENGTH_SHORT).show()
}