data: { multiArray: [ ["苹果", "香蕉"], ["红的", "绿的"] ], multiIndex: [0, 0] }, 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) { //列改变时触发 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] = ["红的", "绿的"]; break; case 1: data.multiArray[1] = ["青的", "黄的"]; break; } data.multiIndex[1] = 0; } console.log(data.multiIndex); this.setData(data); }, wxml文件： <picker mode="multiSelector" bindchange="bindMultiPickerChange" bindcolumnchange="bindMultiPickerColumnChange" value="{{multiIndex}}" range="{{multiArray}}"> 当前选择:{{multiArray[0][multiIndex[0]]}},{{multiArray[1][multiIndex[1]]}} </picker>