<view class="masonry-list">
  <view class="masonry-list-left" style="{{ 'margin-right:' + intervalWidth }}">
    <view id="left-col-inner">
      <block wx:for="{{items}}" wx:key="{{item.id}}">
        <masonry-item wx:if="{{item.columnPosition === 'left'}}" item="{{item}}" class="masonry-item1"></masonry-item>
      </block>
    </view>
  </view>
  <view class="masonry-list-right">
    <view id="right-col-inner">
      <block wx:for="{{items}}" wx:key="{{item.id}}">
        <masonry-item wx:if="{{item.columnPosition === 'right'}}" item="{{item}}" class="masonry-item2"></masonry-item>
      </block>
    </view>
  </view>
</view>