se arguments from the
    <a href="Scanf.Scanning.html#TYPEin_channel"><code class="code"><span class="constructor">Scanf</span>.<span class="constructor">Scanning</span>.in_channel</code></a> formatted input channel <code class="code">ic</code>.</p>

<p>For instance, the <a href="Scanf.html#VALscanf"><code class="code"><span class="constructor">Scanf</span>.scanf</code></a> function below has type
    <code class="code">(<span class="keywordsign">'</span>a,&nbsp;<span class="keywordsign">'</span>b,&nbsp;<s