Mastering High Performance with Kotlin

The launch function

The launch function can be used as follows:

val job = launch {    val suspendLambda = suspend {        delay(1, TimeUnit.SECONDS)        println("Hello from suspend lambda")    }    suspendLambda()}

The suspend modifier is used to specify that invoking of function can be suspended and can be called only from a coroutine. The delay function is a special function that can be used for examples or debugging. This function just pauses a coroutine on time that is passed as a parameter.

The launch function is a special function that can invoke suspend lambdas and functions:

public actual fun launch(    context: CoroutineContext = DefaultDispatcher,    start: CoroutineStart = CoroutineStart.DEFAULT,    parent: Job? = null, block: suspend CoroutineScope.() -> ...