微信小程序動(dòng)態(tài)顯示項(xiàng)目倒計(jì)時(shí)效果

<p>
<block wx:if="{{total_micro_second<=0}}">剩余時(shí)間：已經(jīng)截止</block>
<block wx:if="{{clock!='已經(jīng)截止'}}">剩余時(shí)間：{{clock}}</block>
</p>

function countdown(that) {
 var EndTime = that.data.end_time || [];
 var NowTime = new Date().getTime();
 var total_micro_second = EndTime - NowTime || [];
 console.log('剩余時(shí)間：' + total_micro_second);
 // 渲染倒計(jì)時(shí)時(shí)鐘
 that.setData({
 clock: dateformat(total_micro_second)
 });
 if (total_micro_second <= 0) {
 that.setData({
 clock: "已經(jīng)截止"
 });
 //return;
 }
 setTimeout(function () {
 total_micro_second -= 1000;
 countdown(that);
 }
 , 1000)
 }

 // 時(shí)間格式化輸出，如11:03 25:19 每1s都會(huì)調(diào)用一次
 function dateformat(micro_second) {
 // 總秒數(shù)
 var second = Math.floor(micro_second / 1000);
 // 天數(shù)
 var day = Math.floor(second/3600/24);
 // 小時(shí)
 var hr = Math.floor(second/3600%24);
 // 分鐘
 var min = Math.floor(second/60%60);
 // 秒
 var sec = Math.floor(second%60);
 return day + "天" + hr + "小時(shí)" + min + "分鐘" + sec+"秒";
 }

Page({

 /**
 * 頁(yè)面的初始數(shù)據(jù)
 */
 data: {
 id:'',
 result:[],
 end_time:'',
 clock:''
 },/**
 * 生命周期函數(shù)--監(jiān)聽(tīng)頁(yè)面加載
 */
 onLoad: function (options) {
 var that = this;
 wx.request({
 url: 'https://m.******.com/index.php/Home/Xiaoxxf/activity_detail?a_id='+options.id,//不含富文本html
 data: {},
 method: 'GET', // OPTIONS, GET, HEAD, POST, PUT, DELETE, TRACE, CONNECT
 header: {
 'Content-Type': 'application/json'
 },
 success: function (res) {
 that.setData({
 common: res.data, //一維數(shù)組，全部數(shù)據(jù)
 end_time: res.data.end_time //項(xiàng)目截止時(shí)間，時(shí)間戳，單位毫秒
 })
 console.log(that.data.common);
 console.log('結(jié)束時(shí)間：' + that.data.end_time);
 },
 fail: function (res) { },
 complete: function (res) { },
 }), 
//調(diào)用上面定義的遞歸函數(shù)，一秒一刷新時(shí)間
 countdown(that);
},