加载状态
<h1>加载状态</h1>
<ul>
<li>样式图例</li>
</ul>
<p><img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=8832ac30e5dc5f1d6bd6feb95f7e5e39&file=file.png" alt="" /></p>
<p><img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=e21f2d5f50c8988ac8f48e3390bd7e47&file=file.png" alt="" /></p>
<ul>
<li>示例代码</li>
</ul>
<pre><code class="language-html"> <view class='action'>
<switch class='sm' bindchange='isLoading'></switch>
</view></code></pre>