WechatOwnerService/unpackage/dist/build/mp-weixin/components/pickerAddress/pickerAddress.wxml

<picker range="{{array}}" range-key="name" value="{{value}}" mode="multiSelector" data-event-opts="{{[['change',[['bindPickerChange',['$event']]]],['columnchange',[['columnchange',['$event']]]]]}}" bindchange="__e" bindcolumnchange="__e"><slot></slot></picker>