scala 形参中带有*

object functionDemo{
    def showmsg2(name:String,s:String*):Unit={
      println(name)			//wjj
      println(s.getClass)		//class scala.collection.mutable.WrappedArray$ofRef
      for(str<-s){
        println(str)			//kb15,kb16
      }
    }

    showmsg2("wjj","kb15","kb16")
}