bove example, consider a single index in the first position and a multiple index in the second.</p>
<div class="sourceCode" id="cb7"><pre class="sourceCode stan code-with-copy"><code class="sourceCode stan"><span id="cb7-1"><a href="#cb7-1" aria-hidden="true" tabindex="-1"></a><span class="dt">array</span>[<span class="dv">4</span>] <span class="dt">int</span> e;</span>
<span id="cb7-2"><a href="#cb7-2" aria-hidden="true" tabindex="-1"></a>e = c[<span class="dv">2</span>, idxs]; <span class="co">// result: 