时间计算

package com.game
{
    import flash.utils.*;
    import flash.events.*;
    import flash.text.*;
    import flash.display.MovieClip;
    public class GameTime extends MovieClip
    {
        private var lastTime:Number;
        private var timepast:Number;
        private var showTime:TextField;
        private var hour:Number;//小时
        private var min:Number;//分
        private var second:Number;//秒
        public function GameTime()
        {
            lastTime=getTimer();
            showTime=new TextField();
            addChild(showTime);
            addEventListener(Event.ENTER_FRAME,Run);
        }
        public function Run(event:Event):void
        {
            Show();
        }
        private function Show():void
        {
            timepast=getTimer()-lastTime;//毫秒运算
            hour=Math.floor(timepast/(3600*1000));
            min=Math.floor(timepast/(60*1000));
            second=Math.floor(timepast/1000);
            if (hour>=24)
            {
                second=0;
                hour=0;
                second=0;
            }
            if (second>=60)
            {
                second-=60*min;
            }
            if (min>=60)
            {
                min-=60*hour;
            }
            showTime.text=String(100+hour).substr(1,2)+":"+String(min+100).substr(1,2)+":"+String(second+100).substr(1,2);

        }
        public function getGameTime():String
        {
            timepast=getTimer()-lastTime;//毫秒运算
            hour=Math.floor(timepast/(3600*1000));
            min=Math.floor(timepast/(60*1000));
            second=Math.floor(timepast/1000);
            if (hour>=24)
            {
                second=0;
                hour=0;
                second=0;
            }
            if (second>=60)
            {
                second-=60*min;
            }
            if (min>=60)
            {
                min-=60*hour;
            }
            return String(100 + hour).substr(1,2) + ":" + String(min + 100).substr(1,2) + ":" + String(second + 100).substr(1,2);
        }
    }
}

 

 

可以出现一个时间计算来使用 格式为00：00：00 可以进行测试一下。