js代码 page{  data: {     arry:[],     workArray: [],     workIndex:[0,0]   },  onLoad: function (options) {         var that =this;        that.data.workArray[0] = arry[0];       that.data.workArray[1] = arry[1];     this.setData({       workArray: that.data.workArray,     });    }，   bindtop:function(){     console.log("work:" + JSON.stringify(this.data));   }, } wxml代码 <picker mode="multiSelector" bindchange="bindMultiPickerChange" bindtap="bindtop" bindcolumnchange="bindMultiPickerColumnChange" value="{{workIndex}}" range="{{workArray}}">         <view class="picker">           d{{workArray[1][workIndex[1]]}}         </view>       </picker> 控制台输出： work:{"arry":[["高压交接/更换B类（220KV设备）","二次设备检修（220KV）","设备专业管理"],["主变压器（220KV）"],["220kV电压等级其它部分公用保护设备更换","二次设备检修"],["设备管理"]],"workArray":[["高压交接/更换B类（220KV设备）","二次设备检修（220KV）","设备专业管理"],["主变压器（220KV）"]],"workIndex":[0,0],"__webviewId__":82}