filter function : filter « Array « Flash / Flex / ActionScript

1. Flash / Flex / ActionScript
2. Array
3. filter

filter function

 

package{
  import flash.display.Sprite;
  
  public class Main extends Sprite{
    public function Main(){
        var myArray:Array = [1,2,3,4,5];
        var smallNumbers:Array = myArray.filter(lessThanThree);
        trace(smallNumbers); // Displays: 1,2
    }
    function lessThanThree(elem:*, i:int, a:Array):Boolean {
        trace(i);
        return elem < 3;
    }
    
    function lessThanTen(elem:*, i:int, a:Array):Boolean {
        trace(i);
        return elem < 10;
    }
    
    function moreThanTen(elem:*, i:int, a:Array):Boolean {
        trace(i);
        return elem > 10;
    }
  }
}

        

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