Consuming a channel once

channel_consumed_once.kt

fun main() = runBlocking {
    val channel = Channel<Int>()
    launch {
        repeat(5) {
            channel.send(it*it)
        }
        channel.close()
    }

    println("begin")
    channel.consumeEach {
        println("consumed: $it")
    }

    println("again")
    channel.consumeEach {
        println("again consumed: $it")
    }
}
//console output
begin
consumed: 0
consumed: 1
consumed: 4
consumed: 9
consumed: 16
again