<view class="warn_box">
  <view class="warn_single"wx:for="{{list}}" wx:key="">
    <view class="warn_wrap">
      <view class="warn_title">{{item.title}}</view>
    </view>
    <view class="warn_wrap">
      <view class="warn_msg">{{item.msg}}</view>
    </view>
    <view class="warn_btns">
      <view class="modify_btn">修改</view>
      <view class="cancle_btn">删除</view>
    </view>
  </view>
</view>
<view class="add_btn" bindtap='addWarn'>添加</view>