msec : dispatchEvent(_event)
forked from msec : array[0],dictionary[0] (diff: 65)
addEventListenerについて。 重複した場合は上書き。同じイベントタイプに_onTestEventを100000回追加しても、実行される_onTestEventは1回だけ。
ActionScript3 source code
/**
* Copyright 110100110101101 ( http://wonderfl.net/user/110100110101101 )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/Am8i
*/
// forked from 1110101100101001's msec:array[0],dictionary[0]
package {
import flash.events.Event;
import flash.text.TextField;
import flash.display.Sprite;
import flash.utils.Dictionary;
import flash.utils.getTimer;
public class FlashTest extends Sprite {
private var _event:Event;
private var _dictionary:Dictionary;
private var _array:Array;
private var _testCount:int;
private var _testDispatched:Boolean
private var _i:int = 0;
private var _iMax:int = 1000000;
private var _memo:TextField;
private var _text:String = "";
private var _time:Number;
public function FlashTest() {
// write as3 code here..
_event = new Event("test");
_memo = new TextField();
var items:Array;
_array = [0];
_dictionary = new Dictionary();
_dictionary[0] = [];
_time = getTimer();
for(_i=0; _i<_iMax; ++_i){
}
_text += String(getTimer() - _time) + " msec : //\n"
_time = getTimer();
for(_i=0; _i<_iMax; ++_i){
_array[0]
}
_text += String(getTimer() - _time) + " msec : array[0]\n"
_time = getTimer();
for(_i=0; _i<_iMax; ++_i){
_dictionary[0]
}
_text += String(getTimer() - _time) + " msec : dictionary[0]\n"
_time = getTimer();
for(_i=0; _i<_iMax; ++_i){
dispatchEvent(_event);
}
_text += String(getTimer() - _time) + " msec : dispatchEvent(_event)\n"
_time = getTimer();
for(_i=0; _i<_iMax; ++_i){
addEventListener(_event.type, _onTestEvent);
}
_text += String(getTimer() - _time) + " msec : addEventListener(_event.type, _onTestEvent);\n"
_time = getTimer();
for(_i=0; _i<_iMax; ++_i){
_onTestEvent(_event)
}
_text += String(getTimer() - _time) + " msec : _onTestEvent(_event)\n"
_memo.text = _text;
_memo.width = 465;
_memo.height = 465;
addChild(_memo);
}
private function _onTestEvent(event:Event):void
{
}
}
}