s="spec value" id="val-advance" class="anchored"><a href="#val-advance" class="anchor"></a><code><span><span class="keyword">val</span> advance : <span>int <span class="arrow">&#45;&gt;</span></span> <span>unit <a href="#type-t">t</a></span></span></code></div><div class="spec-doc"><p><code>advance n</code> advances input by <code>n</code> bytes.</p></div></div><div class="odoc-spec"><div class="spec value" id="val-eoi" class="anchored"><a href="#val-eoi" class="anchor"></a><code><span><span class="keyword"