Scala example source code file (t3241.scala)

This example Scala source code file (t3241.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Scala tags/keywords

array, array, int, int, test, test, unit, unit

The Scala t3241.scala source code

object Test {

  def main(args : Array[String]) : Unit = {
    recurse(Map(1->1, 2->2, 3->3, 4->4, 5->5, 6->6, 7->7))
    recurse(Set(1,2,3,4,5,6,7))
    println("done")
  }

  def recurse(map: collection.immutable.Map[Int, Int]): Unit = {
    if (!map.isEmpty) {
      val x = map.keys.head
      recurse(map - x)
    }
  }

  def recurse(set: collection.immutable.Set[Int]): Unit = {
    if (!set.isEmpty) {
      val x = set.toStream.head
      recurse(set - x)
    }
  }

}