itle="1">res_log &lt;-<span class="st"> </span><span class="kw"><a href="reference/try_catch.html">try_catch_df</a></span>(<span class="kw">log</span>(<span class="st">"a"</span>))</a>
<a class="sourceLine" id="cb15-2" title="2">res_log</a>
<a class="sourceLine" id="cb15-3" title="3"><span class="co">#&gt;       call                                         error warning value</span></a>
<a class="sourceLine" id="cb15-4" title="4"><span class="co">#&gt; 1 log("a") non-numeric argument to mathematical functio