n class="arrow">&#45;&gt;</span></span> <span>string <span class="arrow">&#45;&gt;</span></span> <a href="Shape/Type/index.html#type-arr">Shape.Type.arr</a></span></code></div><div class="spec-doc"><p>creat a node and wrap in Arr type</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-var_elt"><a href="#val-var_elt" class="anchor"></a><code><span><span class="keyword">val</span> var_elt : <span>string <span class="arrow">&#45;&gt;</span></span> <a href="Shape/Type/index.html#type