微信小程序开发，小程序设计

const app=getApp(); wx.cloud.init() let db = wx.cloud.database()//使用云数据库需要使用这个api调用 Page({ data: { usernumber: '', password: '', username:'', yqlbh:'', jyje:'', }, //事件处理函数 bindViewTap: function() { wx.navigateTo({ url: '/pages/user1/user1' }) }, onShow: function () { // 生命周期函数--监听页面显示 }, onLoad: function () { }, // 获取输入账号 usernameInput: function (e) { this.setData({ usernumber: e.detail.value }) }, // 获取输入密码 passwordInput: function (e) { this.setData({ password: e.detail.value }) }, // 登录处理 login: function () { if(/^[u]/.test(this.data.usernumber)){ db.collection('khxx').where({khh:this.data.usernumber}).get().then(res=>{ console.log(res); app.globalData.usernumber=this.data.usernumber console.log(app.globalData.usernumber); app.globalData.username=res.data[0].khm console.log(app.globalData.username); app.globalData.password=res.data[0].mm console.log(app.globalData.password); app.globalData.yqlbh=res.data[0].yqlbh console.log(app.globalData.yqlbh); app.globalData.jyje=res.data[0].jyje console.log(app.globalData.jyje); }) } else { if(/^[y]/.test(this.data.usernumber)){ //console.log(this.data.username); db.collection('ywyxx').where({ywyh:this.data.usernumber}).get().then(res=>{ console.log(res); app.globalData.usernumber=this.data.usernumber console.log(app.globalData.usernumber); app.globalData.username=res.data[0].ywyxm console.log(app.globalData.username); app.globalData.password=res.data[0].mm console.log(app.globalData.password); }) } } //console.log(that.data.usernumber.substring(1,1)); var that = this if (that.data.usernumber.length == 0 || that.data.password.length == 0) { wx.showModal({ title: '温馨提示：', content:'用户名或密码不能为空！', showCancel:false }) } else { if(/^[u]/.test(that.data.usernumber)){ db.collection('khxx').where({khh:that.data.usernumber}).get({ success(res){ if(res.data[0] == null){ wx.showModal({ title: '账号错误', content: '账号错误'//session中用户名和密码不为空触发 }); } else{ if (that.data.password == res.data[0].mm){ wx.redirectTo({ url: '/pages/user2/user2'//[主页面] }) } else{ wx.showModal({ title: '密码错误', content: '密码错误'//session中用户名和密码不为空触发 }); } } } }) }//客户处判断 else { if(/^[y]/.test(that.data.usernumber)){ db.collection('ywyxx').where({ywyh:that.data.usernumber}).get({ success(res){ if(res.data[0] == null){ wx.showModal({ title: '账号错误', content: '账号错误'//session中用户名和密码不为空触发 }); } else{ if (that.data.password == res.data[0].mm){ app.globalData.usernumber=res.data[0].ywyh app.globalData.username=res.data[0].ywyxm app.globalData.password=res.data[0].mm wx.redirectTo({ url: '/pages/ywy1/ywy1'//[主页面] }) } else{ wx.showModal({ title: '密码错误', content: '密码错误'//session中用户名和密码不为空触发 }); } } } }) }//业务员处判断 else{ wx.showModal({ title: '账号错误', content: '账号错误'//session中用户名和密码不为空触发 }); } } }//输入符合要求处 }//函数处 })