co">#&gt; [3,] &quot;the depth&quot; &quot;the&quot; &quot;depth&quot;</span></span>
<span id="cb15-17"><a href="#cb15-17" tabindex="-1"></a><span class="co">#&gt; [4,] &quot;The juice&quot; &quot;The&quot; &quot;juice&quot;</span></span>
<span id="cb15-18"><a href="#cb15-18" tabindex="-1"></a></span>
<span id="cb15-19"><a href="#cb15-19" tabindex="-1"></a><span class="co"># stringr</span></span>
<span id="cb15-20"><a href="#cb15-20" tabindex="-1"></a><span class="fu">str_match</span>(<span class="fu">head<