&gt;</span> <a href="index.html#type-t">t</a> * <span><a href="../Pulselib/PulseAbstractValue/index.html#type-t">Pulselib.PulseBasicInterface.AbstractValue.t</a> list</span></code></dt><dt class="spec value" id="val-find_opt"><a href="#val-find_opt" class="anchor"></a><code><span class="keyword">val</span> find_opt : <a href="../Pulselib/PulseAbstractValue/index.html#type-t">Pulselib.PulseBasicInterface.AbstractValue.t</a> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <span