<view>
<view v-for="(item,index) in lable" :key="index">
<view v-for="(datalist,index) in item" :key="index">{{datalist.title}}</view>
<block v-for="(datalist,index) in item" :key="index">{{datalist.title}}</block>
</view>
</view>
data()
最后结果 block不换行，view换行
