forked from: Comparison of String() and toString() to convert number to String

/**
 * Copyright coppieee ( http://wonderfl.net/user/coppieee )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/ypPw
 */

// forked from Fumio's Comparison of String() and toString() to convert number to String
package {
    import flash.display.Sprite;
    import flash.utils.getTimer;
    import flash.text.TextField;
    import flash.text.TextFieldAutoSize;
    import flash.text.TextFormat;
    import flashx.textLayout.formats.TextAlign;
    [SWF(width = "240",height = "180")]
    public class String_vs_toString extends Sprite {
        private const AMOUNT:uint = 5000000;
        private var started:uint;
        private var my_txt:TextField = new TextField();
        private var label_txt:TextField = new TextField();
        private var my_fmt:TextFormat = new TextFormat();
        private var test_array:Array = [];
        private var testVector:Vector.<uint >  = new Vector.<uint > (AMOUNT);
        public function String_vs_toString() {
            // Creating a TextField for display
            createTextField();
            // Starting test
            use_String();
            use_toString();
            use_addEmptyString();
        }
        private function use_String():void {
            started = getTimer();
            for (var i:int = 0; i < AMOUNT; i++) {
                var _str:String = String(10);
            }
            xTrace(getTimer() - started);
        }
        private function use_toString():void {
            started = getTimer();
            for (var i:int = 0; i < AMOUNT; i++) {
                var _str:String = (10).toString();
            }
            xTrace(getTimer() - started);
        }
        private function use_addEmptyString():void{
            started = getTimer();
            for (var i:int = 0; i < AMOUNT; i++) {
                var _str:String = 10 + "";
            }
            xTrace(getTimer() - started);
        }

        private function createTextField():void {
            addChild(my_txt);
            addChild(label_txt);
            my_txt.x +=  50;
            my_txt.autoSize = TextFieldAutoSize.RIGHT;
            my_fmt.align = TextAlign.RIGHT;
            my_txt.defaultTextFormat = my_fmt;
            label_txt.autoSize = TextFieldAutoSize.LEFT;
            label_txt.text = "Number.String() function:\ntoString() metohd:\n+\"\" operator:";
        }
        private function xTrace(n:int):void {
            my_txt.appendText(String(n) + "\n");
        }
    }
}