<view class="latter-list"><block wx:for="{{data}}" wx:for-item="v" wx:for-index="k" wx:key="k"><view class="latter-list-item"><view class="latter-list-latter">{{v[0]}}</view><view class="plist"><block wx:for="{{v[1]}}" wx:for-item="m" wx:for-index="n" wx:key="n"><view data-event-opts="{{[['tap',[['selectHandler',['$0'],[[['data','',k],['__$n1','',n]]]]]]]}}" class="{{['plist-item',(selected===m)?'selected':'']}}" bindtap="__e"><text>{{m.name}}</text><text class="select-icon">✔</text></view></block></view></view></block></view>