scala/ScalaBook/chapter-07/actors1.scala

import scala.actors.Actor._ 

object actorsExample {
  def main(args: Array[String]) {
    var max = 100
    var PrintProgressPlus = actor {
      var mark = '+'
      var i = 0
      while (i <= max) {
        print(mark)
        i += 1
        Thread.sleep(40)
      }
    }
    var PrintProgressTimes = actor {
      var mark = '*'
      var i = 0
      while (i <= max) {
        print(mark)
        i += 1
        Thread.sleep(100)
      }
    }
    1
  }
}