lass="keyword">val</span> cardinal : <span><span><span class="type-var">'a</span> <a href="#type-t">t</a></span> <span class="arrow">&#45;&gt;</span></span> int</span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-bindings"><a href="#val-bindings" class="anchor"></a><code><span><span class="keyword">val</span> bindings : <span><span><span class="type-var">'a</span> <a href="#type-t">t</a></span> <span class="arrow">&#45;&gt;</span></span> <span><span>(<a href="#type-key">