Scala example source code file (bug1074.scala)

This example Scala source code file (bug1074.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, hashset, nil, nil, test, test, unit, unit

The Scala bug1074.scala source code

import scala.collection.immutable._
object Test {
  def main(args : Array[String]) : Unit = {
    var words = "a" :: "b" :: "cd" :: "de" :: "fg" :: "ef" ::
               "gh" :: "jk" :: "hj" :: "kl" :: "lm" :: "mn" :: Nil
    val q0:Set[String] =
      new HashSet[String]() ++ words
    val q1 = q0.filter(w => false)
    val q2 = q1.filter(w => false)
    Console.println("q0 = " + q0)
    Console.println("q1 = " + q1+" "+q1.size)
    Console.println("q2 = " + q2+" "+q2.size)
 }
}