<view class="w-picker-view"><picker-view class="d-picker-view" indicator-style="{{itemHeight}}" value="{{pickVal}}" data-event-opts="{{[['change',[['handlerChange',['$event']]]]]}}" bindchange="__e"><picker-view-column><block wx:for="{{range.hours}}" wx:for-item="item" wx:for-index="index" wx:key="index"><view class="w-picker-item">{{item+"时"}}</view></block></picker-view-column><picker-view-column><block wx:for="{{range.minutes}}" wx:for-item="item" wx:for-index="index" wx:key="index"><view class="w-picker-item">{{item+"分"}}</view></block></picker-view-column><block wx:if="{{second}}"><picker-view-column><block wx:for="{{range.seconds}}" wx:for-item="item" wx:for-index="index" wx:key="index"><view class="w-picker-item">{{item+"秒"}}</view></block></picker-view-column></block></picker-view></view>