regarded as whitespace are the ASCII
    characters <code class="code">'&nbsp;'</code>, <code class="code">'\012'</code>, <code class="code">'\n'</code>, <code class="code">'\r'</code>, and <code class="code">'\t'</code>.</p>
</div>
</div>

<pre id="VALescaped">val escaped : bytes -&gt; bytes</pre><div class="info ">
<div class="info-desc">
<p>Return a copy of the argument, with special characters represented
    by escape sequences, following the lexical conventions of OCaml.
    All characters outside the