簡單的協程延遲 1 秒而不是塊
(來自官方檔案 )
fun main(args: Array<String>) {
launch(CommonPool) { // create new coroutine in common thread pool
delay(1000L) // non-blocking delay for 1 second (default time unit is ms)
println("World!") // print after delay
}
println("Hello,") // main function continues while coroutine is delayed
Thread.sleep(2000L) // block main thread for 2 seconds to keep JVM alive
}
結果
Hello,
World!