e class="code">set</code>
   and <code class="code">blit</code> functions described below.  See also strings (module
   <a href="String.html"><code class="code"><span class="constructor">String</span></code></a>), which are almost the same data structure, but cannot be
   modified in place.</p>

<p>Bytes are represented by the OCaml type <code class="code">char</code>.</p>
</div>
<ul class="info-attributes">
<li><b>Since</b> 4.02.0</li>
</ul>
</div>
<hr width="100%">

<pre><span id="VALlength"><span class="