de class="code"><span class="constructor">Digest</span>.substring&nbsp;s&nbsp;ofs&nbsp;len</code> returns the digest of the substring
   of <code class="code">s</code> starting at index <code class="code">ofs</code> and containing <code class="code">len</code> characters.</p>
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<pre><span id="VALsubbytes"><span class="keyword">val</span> subbytes</span> : <code class="type">bytes -&gt; int -&gt; int -&gt; <a href="Digest.html#TYPEt">t</a></code></pre><div class="info ">
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