[图片]

 review:function(){     var username = (wx.getStorageSync('username')||[])     wx.setStorageSync('username', username)     wx.cloud.callFunction({       name:"login",       data:{         id:username,         action: "getdata",       }     }).then(res=>{       for(var index in res.result.data[0].课程号){         this.setData({           Cid:res.result.data[0].课程号         })         wx.cloud.callFunction({           name:"login",           data:{             cid:this.data.Cid[index],             sid:username,             action:"getGdata"           }         }).then(res=>{           var grade = this.data.Grade           grade.push(res.result.data[0].分数)           var bgrade = this.data.Bgrade           bgrade.push(res.result.data[0].补考分数)           var cgrade = this.data.Cgrade           cgrade.push(res.result.data[0].重修分数)           var isB = this.data.IsB           isB.push(res.result.data[0].是否已补考)           var isC = this.data.IsC           isC.push(res.result.data[0].是否已重修)           this.setData({             Grade:grade,             Bgrade:bgrade,             Cgrade:cgrade,             IsB:isB,             IsC:isC,           })         })         wx.cloud.callFunction({           name:"login",           data:{             id:this.data.Cid[index],             action: "getCdata",           }         }).then(res=>{           var cname = this.data.Cname           cname.push(res.result.data[0].课程名)           var bplace = this.data.Bplace           bplace.push(res.result.data[0].补考地点)           var btime = this.data.Btime           btime.push(res.result.data[0].补考时间)           var cplace = this.data.Cplace           cplace.push(res.result.data[0].重修地点)           var ctime = this.data.Ctime           ctime.push(res.result.data[0].重修时间)           this.setData({             Cname:cname,             Bplace:bplace,             Btime:btime,             Cplace:cplace,             Ctime:ctime           })           console.log(res.result.data[0])         })     }     })   },

[图片]函数里修改了值，但是后面输出的时候还是初始值。后面再用其他函数调用这个值的时候就会出错，有没有大佬指导一下怎么修改Cid的值呀。