="#val-compare_id" class="anchor"></a><code><span class="keyword">val</span> compare_id : <a href="index.html#type-id">id</a> <span>&#45;&gt;</span> <a href="index.html#type-id">id</a> <span>&#45;&gt;</span> int</code></dt><dt class="spec value" id="val-equal_id"><a href="#val-equal_id" class="anchor"></a><code><span class="keyword">val</span> equal_id : <a href="index.html#type-id">id</a> <span>&#45;&gt;</span> <a href="index.html#type-id">id</a> <span>&#45;&gt;</span> bool</code></dt></dl></div></div></di