const app = getApp() var multiArray0 =['浦东新区']; var multiArray1 = []; var multiArray2 = []; var that; var URL =  "https://www.shmxet.cn/fire/dict/address/jdmc/?xzqy=浦东新区"; var URL1 = "https://www.shmxet.cn/fire/dict/address/jwmc/?xzqy=浦东新区&jdmc=北蔡镇";//这是自己写的北蔡镇， Page({ data: { multiArray: [multiArray0, , ], multiIndex: [0, 0, 0], }, onLoad:function(){ this.getjd(); this.getjw(); }, getjd:function(){ that = this; wx.request({ url: URL, //接口地址 header: { 'content-type': 'application/json' // 默认值 }, success: function (res) { var log = res.data.result.data; //console.log(log); multiArray1 = []; for(var i = 0; i<log.length;i++){ multiArray1.push(log[i].label) } that.setData({ multiArray: [multiArray0,multiArray1,0] }) } }) }, getjw:function(jdmc){ that = this; wx.request({ url: URL1, //接口地址 header: { 'content-type': 'application/json' // 默认值 }, success: function (res) { var log = res.data.result.data; console.log(log); multiArray2 = []; for (var i = 0; i < log.length; i++) { multiArray2.push(log[i].label) } that.setData({ multiArray: [multiArray0, multiArray1, multiArray2] }) } }) }, bindMultiPickerChange: function (e) { console.log('picker发送选择改变，携带值为', e.detail.value) this.setData({ multiIndex: e.detail.value }) }, bindMultiPickerColumnChange: function (e) { console.log('修改的列为', e.detail.column, '，值为', e.detail.value); var data = { multiArray: this.data.multiArray, multiIndex: this.data.multiIndex }; data.multiIndex[e.detail.column] = e.detail.value; switch (e.detail.column) { case 0: switch (data.multiIndex[0]) { case 0: data.multiArray[1] = multiArray1; data.multiArray[2] = multiArray2 } data.multiIndex[1] = 0; data.multiIndex[2] = 0; break; case 1: switch (data.multiIndex[0]) { case 0: switch (data.multiIndex[1]) { case 0: data.multiArray[2] = multiArray2; break; } break; } data.multiIndex[2] = 0; console.log(data.multiIndex); break; } this.setData(data); }, }) 怎么可以让地址进行联动切换？

初学者小白，区写死，街道和居委写接口，接口里给的数据还还没有ID怎么联动?求大佬帮忙