jquery实现倒计时小应用

  

    

      
      

        
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小米 Note 顶配版
        
全网通 香槟金 移动联通
双4G手机 双卡双待
        ¥2998起
        
      
    
  

$(function(){
  var abj = $("#shop_rec"),
    timeObj = abj.find('.time');
  var starttime = timeObj.data('starttime');

  // 定时器函数
  function actionDo(){
    return setInterval(function(){
      timeObj.each(function(index, el) {
        var t = $(this),
          surplusTime = t.data('endtime') -starttime;
        if (surplusTime <= 0) {
          t.html("活动已经开始");
        } else{
          var year = surplusTime/(24*60*60*365),
            showYear = parseInt(year),
            mOnth= (year-showYear)*12,
            showMOnth= parseInt(month),
            day = (month-showMonth)*30,
            showDay = parseInt(day),
            hour = (day-showDay)*24,
            showHour = parseInt(hour),
            minute = (hour-showHour)*60,
            showMinute = parseInt(minute),
            secOnds= (minute-showMinute)*60,
            showSecOnds= parseInt(seconds);
          t.html("");
          if (showYear>0) {
            t.append(""+showYear+"年")
          };
          if (showMonth>0) {
            t.append(""+showMonth+"月")
          };
          if (showDay>0) {
            t.append(""+showDay+"天")
          };
          if (showHour>=0) {
            t.append(""+showHour+"小时")
          };
          if (showMinute>=0) {
            t.append(""+showMinute+"分钟")
          };
          if (showSeconds>=0) {
            t.append(""+showSeconds+"秒")
          };
        };
      });
      starttime++;
    },1000); // 设定执行或延时时间
  };
  // 执行它
  actionDo();
});