lt is longer than
    <a href="Sys.html#VALmax_string_length"><code class="code"><span class="constructor">Sys</span>.max_string_length</code></a> bytes.</p>
</div>
</div>

<pre><span id="VALcat"><span class="keyword">val</span> cat</span> : <code class="type">bytes -&gt; bytes -&gt; bytes</code></pre><div class="info ">
<div class="info-desc">
<p><code class="code">cat&nbsp;s1&nbsp;s2</code> concatenates <code class="code">s1</code> and <code class="code">s2</code> and returns the result
     as new byte s