ass="keyword">val</span> label : string</span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-ff"><a href="#val-ff" class="anchor"></a><code><span><span class="keyword">val</span> ff : <span><span><a href="../../index.html#type-t">t</a> array</span> <span class="arrow">&#45;&gt;</span></span> <a href="../../index.html#type-t">t</a></span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-df"><a href="#val-df" class="anchor"></a><code><span><