int++ uint++ int-- uint-- 比較

/**
 * Copyright yasurageruheya ( http://wonderfl.net/user/yasurageruheya )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/sNw5
 */

package {
	import flash.display.Sprite;
	import flash.events.MouseEvent;
	import flash.text.TextField;
	import flash.utils.getTimer;
	public class FlashTest extends Sprite {
		
		private const txt:TextField = new TextField();
		private const COUNT:uint = 10000000;
		
		public function FlashTest() {
			// write as3 code here..
			
			txt.autoSize = "left";
			
			addChild(txt);
			
			stage.addEventListener(MouseEvent.CLICK, test);
			
			test(null);
		}
		
		private function test(e:MouseEvent):void 
		{
			stage.removeEventListener(MouseEvent.CLICK, test);
			
			txt.text = "";
			
			var pInt:int;
			var pUint:uint;
			
			var len:uint = COUNT;
			var timer:int = getTimer();
			
			pInt = len;
			while (pInt--) { }
			txt.appendText("int-- : " + (getTimer() - timer) + "ms\n");
			
			timer = getTimer();
			pUint = len;
			while (pUint--) { }
			txt.appendText("uint-- : " + (getTimer() - timer) + "ms\n");
			
			timer = getTimer();
			pInt = 0;
			while (pInt++ < len) { }
			txt.appendText("int++ : " + (getTimer() - timer) + "ms\n");
			
			timer = getTimer();
			pUint = 0;
			while (pUint++ < len) { }
			txt.appendText("uint++ : " + (getTimer() - timer) + "ms\n");
			
			txt.appendText("クリックで再計算");
			
			stage.addEventListener(MouseEvent.CLICK, test);
		}
	}
}