>argv</code> string:</p>
<div class="sourceCode" id="cb41"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="kw"><a href="https://rdrr.io/r/base/library.html" class="external-link">library</a></span><span class="op">(</span><span class="va"><a href="https://github.com/jokergoo/GetoptLong" class="external-link">GetoptLong</a></span><span class="op">)</span></span>
<span><span class="kw">for</span><span class="op">(</span><span class="va">a</span> <span class="kw">in</span> <spa