"spec value" id="val-string"><a href="#val-string" class="anchor"></a><code><span class="keyword">val</span> string : <span>string <a href="index.html#type-check">check</a></span></code></dt><dt class="spec value" id="val-array"><a href="#val-array" class="anchor"></a><code><span class="keyword">val</span> array : <span><span class="type-var">'a</span> <a href="index.html#type-check">check</a></span> <span>&#45;&gt;</span> <span><span><span class="type-var">'a</span> array</span> <a href="index.html#type-ch