code: public JcCollection<JcValue> addAll(Collection<?> coll) {
  		JcCollection<JcValue> ret = new JcCollection<JcValue>(null, coll, this,
  				OPERATOR.Collection.ADD_ALL);
  		QueryRecorder.recordInvocationConditional(this, "addAll", ret, QueryRecorder.literal(coll));
  		return ret;
  	}
docs: <div color='red' style="font-size:24px;color:red"><b><i><u>JCYPHER</u></i></b></div>
  <div color='red' style="font-size:18px;color:red"><i>add all elements of a collection to this collection, return a <b>JcCollection</b></i></div>
  <br/>