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定时器遇到的坑

发布时间:2016-03-04 20:00:06
1 // 商品倒计时用一个定时器来写 2 //type 是不同页面 3 var timecountdown = { 4 Secondms_jx: 60 * 1000, 5 minutems_jx: 1000, 6 h: 100, 7 timehms: false ...
 1 // 商品倒计时用一个定时器来写 2 //type 是不同页面 3 var timecountdown = { 4   Secondms_jx: 60 * 1000, 5   minutems_jx: 1000, 6   h: 100, 7   timehms: false 8 }; 9 10 timecountdown.updateEndTime = function(type) {11   var _that = this;12   $(".item-djx").each(function(i, el) {13     if(!this.num){14       var endTime = parseInt(this.getAttribute("endTime"));15     }else{16       var endTime=this.num;17     }    18     var key = parseInt(this.getAttribute("itemid"));19 20 21     if (endTime < 0) {22       return true; //跳过此次循环23     } else {24       endTime = endTime - 1000;25     }26     this.num=endTime;27     _that.clock_jx(key, endTime, type);28   });29 30   setTimeout(function() {31     _that.updateEndTime(type);32     if(!_that.timehms){33       _that.hmstime();34     }35   }, 1000);36 }37 38 timecountdown.clock_jx = function(key, diff, skin) {39   var _that = this;40 41   if (diff <= 0) {42     $("#leftTimeJx" + key).parent().hide();43     $("#leftTimeJx" + key).parent().parent().find('.jx-ing').show();44     $.post('/yunbuy/lottery', 'skin=' + skin + '&id=' + key, function(data) {45       setTimeout(function() {46         $('#itemDjx' + key).remove();47         $('#win-list .item-db').eq(0).before(data.html);48       }, 5000);49     }, 'json');50   } else {51     var DifferSecond = Math.floor(diff / _that.Secondms_jx);52     diff -= DifferSecond * _that.Secondms_jx;53     var DifferMinute = Math.floor(diff / _that.minutems_jx);54     diff -= DifferMinute * _that.minutems_jx;55 56     if (DifferSecond.toString().length < 2) DifferSecond = '0' + DifferSecond;57     if (DifferMinute.toString().length < 2) DifferMinute = '0' + DifferMinute;58 59     var sTime = "";60     sTime += "<span>" + DifferSecond + "</span><b>:</b>";61     sTime += "<span>" + DifferMinute + "</span><b>:</b>";62     sTime += "<span class='timeHm'>" + 99 + "</span>";63     document.getElementById("leftTimeJx" + key).innerHTML = sTime; //显示倒计时信息64   }65 }66 timecountdown.hmstime = function() {67   //毫秒单独计时68   var _that = this;69 70   clearInterval(_that.timehms);71   _that.timehms = setInterval(function() {72 73     if (_that.h <= 0) _that.h = 100;74     _that.h = parseInt(_that.h) - 1;75     if (_that.h.toString().length < 1) _that.h = '00';76     if (_that.h.toString().length == 1) _that.h = '0' + _that.h;77     if (_that.h.toString().length > 2) _that.h = '99';78     setTimeout(function() {79       if ($('.timeHm').length == 0) {80       clearInterval(_that.timehms);81       _that.timehms=false; //此处一定要赋值,不然下次 再次开启 我用的这个值得判断 就会不准,虽然定时器清了,但是那个值一直存在,可以说是定时器id82       };83     }, 5000);84 85     $('.timeHm').html(_that.h)86   }, 15);87 }88 89 timecountdown.hmstime();

原标题:定时器遇到的坑

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