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object Test {  
   def main(args: Array[String]) {  
      println( "muliplier(1) value = " +  multiplier(1) )  
      println( "muliplier(2) value = " +  multiplier(2) )  
   }  
   var factor = 3  
   val multiplier = (i:Int) => i * factor  
}

源代码

动行结果