等高
<h1>Gird布局 - 等高</h1>
<ul>
<li>样式图例</li>
</ul>
<p><img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=7080bdebc1dd37f7664c39215cf76008&file=file.png" alt="" /></p>
<ul>
<li>示例代码</li>
</ul>
<pre><code class="language-html"><view class="bg-white padding">
<view class="grid col-4 grid-square">
<view class="bg-img" wx:for="{{4}}" wx:key style="background-image:url(https://ossweb-img.qq.com/images/lol/web201310/skin/big1000{{index+1}}.jpg);"></view>
</view>
</view></code></pre>