p, receiver function <code class="code">f</code> is applied to the values read and
    gives the result of the <code class="code">bscanf</code> call.</p>

<p>For instance, if <code class="code">f</code> is the function <code class="code"><span class="keyword">fun</span>&nbsp;s&nbsp;i&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;i&nbsp;+&nbsp;1</code>, then
    <code class="code"><span class="constructor">Scanf</span>.sscanf&nbsp;<span class="string">"x=&nbsp;1"</span>&nbsp;<span class="string">"%s&nbsp;