red" id="val-add_copied_return"><a href="#val-add_copied_return" class="anchor"></a><code><span><span class="keyword">val</span> add_copied_return : 
  <span><a href="../../PulseAbstractValue/index.html#type-t">Pulselib.PulseBasicInterface.AbstractValue.t</a> <span class="arrow">&#45;&gt;</span></span>
  <span><span class="label">source</span>:<a href="../../PulseAbstractValue/index.html#type-t">Pulselib.PulseBasicInterface.AbstractValue.t</a> <span class="arrow">&#45;&gt;</span></span>
  <span><span class=