ss="sourceCode" id="cb8"><pre class="sourceCode r"><code class="sourceCode r"><span id="cb8-1"><a href="#cb8-1" tabindex="-1"></a>al <span class="ot">&lt;-</span> <span class="st">&quot;Ada Lovelace&quot;</span></span>
<span id="cb8-2"><a href="#cb8-2" tabindex="-1"></a></span>
<span id="cb8-3"><a href="#cb8-3" tabindex="-1"></a><span class="co"># base</span></span>
<span id="cb8-4"><a href="#cb8-4" tabindex="-1"></a><span class="fu">substr</span>(<span class="fu">c</span>(hw,al), <span class="at">start =</