de><a href="echarts4r-shiny.html">echarts4rProxy</a></code>.</p></dd>


<dt>btn</dt>
<dd><p>A <code><a href="e_button.html">e_button</a></code> id.</p></dd>

</dl></div>

    <div class="section level2">
    <h2 id="ref-examples">Examples<a class="anchor" aria-label="anchor" href="#ref-examples"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="va">cars</span> <span class="op">|&gt;</span></span></span>
<span class="r-in"><span>  <span class="fu"><a 