<picker mode="multiSelector" @change="confirmHandling" @cancel="cancelHandling" @columnchange="bindMultiPickerColumnChange" :value="multiIndex" :range="multiArray">
<view class="uni-input">picker 监听确定和取消事件</view>
</picker>
@change ---- 监听的就是确认事件
@cancel ---- 监听的就是取消事件