.Dom.node</a> <span class="arrow">&#45;&gt;</span></span> unit)</span> <span class="arrow">&#45;&gt;</span></span> <a href="#type-t">t</a></span></code></div><div class="spec-doc"><p><code>on_mount f</code> is an HTML attribute that calls <code>f</code> with an element this attribute is added to.</p></div></div><h3 id="low-level-operations"><a href="#low-level-operations" class="anchor"></a>Low-level operations</h3><div class="odoc-spec"><div class="spec value anchored" id="val-combine"><a href="#val-combin