- 计时器咋写哇
想写一个显示分钟和秒钟的计时器,从00:00开始,点击后开始计时,一秒一秒加,然后点击可以暂停,再点击继续计时,求大佬解答一下哇,谢谢!!!!
2019-05-18 - 云数据库不更新
arrived: function(e) { var index = e.currentTarget.dataset.index if (this.data.topIndex == 0) { //若是主队 this.data.homeTeamPlayer[index].arrived = !this.data.homeTeamPlayer[index].arrived this.setData({ homeTeamPlayer: this.data.homeTeamPlayer }) console.log(this.data.homeTeamPlayer) wx.cloud.callFunction({ //调用数据库修改数据 name: 'teamUpdate', data: { homeTeam: this.data.homeTeam, homeTeamPlayer: this.data.homeTeamPlayer }, success: res => { console.log(res) } }) } else { this.data.visitTeamPlayer[index].arrived = !this.data.visitTeamPlayer[index].arrived this.setData({ visitTeamPlayer: this.data.visitTeamPlayer }) } }, 这是小程序页面homeTeamPlayer更改后调用云函数修改数据库 // 云函数入口文件 const cloud = require('wx-server-sdk') cloud.init() const db = cloud.database() // 云函数入口函数 exports.main = async(event, context) => { console.log(event.homeTeam) console.log(event.homeTeamPlayer) return await db.collection('teams').where({ teamName: event.homeTeam }) .update({ data: { teamPlayers: event.homeTeamPlayer }, }) } 这是云函数 为啥更新不了啊,而且返回结果也没有stas{update:1}这样的res [图片] 求解呀
2019-05-18 - 循环列表的view点击变色如何实现
[图片] 下面是飞飞队的队员,通过wx:for循环显示的,我想点击到场然后那个到场按钮变成橙色,然后数据库里的数据也要变下。请问分别应该怎么实现啊。。
2019-05-14