<view class='tui-countdown-content' wx:for="{{countDownList}}" wx:key="countDownList">

剩余

<text class='tui-conutdown-box'>{{item.day}}</text>天

<text class='tui-conutdown-box'>{{item.hou}}</text>时

<text class='tui-conutdown-box'>{{item.min}}</text>分

<text class='tui-conutdown-box tui-countdown-bg'>{{item.sec}}</text>秒

</view>

page{background-color: #eee;}

.tui-countdown-content{

height: 50px;

line-height: 50px;

text-align: center;

background-color: #fff;

margin-top: 15px;

padding: 0 15px;

font-size: 18px;

}

.tui-conutdown-box{

display: inline-block;

height: 26px;

width: 26px;

line-height: 26px;

text-align: center;

background-color: #000;

color: #fff;

margin: 0 5px;

}

.tui-countdown-bg{

background-color: #DF0101;

}

let goodsList = [

{ actEndTime: '2019/8/01 10:00:43' },

{ actEndTime: '2019/07/30 11:00:00' },

{ actEndTime: '2019/07/70 11:00:00' },

]

Page({

data: {

countDownList: [],

actEndTimeList: []

},

onLoad() {

let endTimeList = [];

// 将活动的结束时间参数提成一个单独的数组，方便操作

goodsList.forEach(o => { endTimeList.push(o.actEndTime) })

this.setData({ actEndTimeList: endTimeList });

// 执行倒计时函数

this.countDown();

},

timeFormat(param) {//小于10的格式化函数

return param < 10 ? '0' + param : param;

},

countDown() {//倒计时函数

// 获取当前时间，同时得到活动结束时间数组

let newTime = new Date().getTime();

let endTimeList = this.data.actEndTimeList;

let countDownArr = [];

// 对结束时间进行处理渲染到页面

endTimeList.forEach(o => {

let endTime = new Date(o).getTime();

let obj = null;

// 如果活动未结束，对时间进行处理

if (endTime - newTime > 0) {

let time = (endTime - newTime) / 1000;

// 获取天、时、分、秒

let day = parseInt(time / (60 * 60 * 24));

let hou = parseInt(time % (60 * 60 * 24) / 3600);

let min = parseInt(time % (60 * 60 * 24) % 3600 / 60);

let sec = parseInt(time % (60 * 60 * 24) % 3600 % 60);

obj = {

day: this.timeFormat(day),

hou: this.timeFormat(hou),

min: this.timeFormat(min),

sec: this.timeFormat(sec)

}

} else {//活动已结束，全部设置为'00'

obj = {

day: '00',

hou: '00',

min: '00',

sec: '00'

}

}

countDownArr.push(obj);

})

// 渲染，然后每隔一秒执行一次倒计时函数

this.setData({ countDownList: countDownArr })

setTimeout(this.countDown, 1000);

}

})