RosettaCodeData/Task/Repeat/Scala/repeat-2.scala

17 lines
356 B
Scala

object Repeat2 extends App {
implicit class IntWithTimes(x: Int) {
def times[A](f: => A):Unit = {
@tailrec
def loop( current: Int): Unit =
if (current > 0) {
f
loop(current - 1)
}
loop(x)
}
}
5 times println("ha") // Not recommended infix for 5.times(println("ha")) aka dot notation
}