">attempt</a></span>(<span class="kw">log</span>(<span class="st">"a"</span>), <span class="dt">msg =</span> <span class="st">"Nop !"</span>, <span class="dt">verbose =</span> <span class="ot">TRUE</span>)</a>
<a class="sourceLine" id="cb7-2" title="2">a</a>
<a class="sourceLine" id="cb7-3" title="3"><span class="co"># [1] "Error in log(\"a\"): Nop !\n"</span></a>
<a class="sourceLine" id="cb7-4" title="4"><span class="co"># attr(,"class")</span></a>
<a class="sourceLine" id="cb7-5" title="5"><span class="c