code: public JcNumber id() {
  		JcNumber ret = new JcNumber(null, this,
  				new FunctionInstance(FUNCTION.PropertyContainer.ID, 1));
  		QueryRecorder.recordInvocationConditional(this, "id", ret);
  		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>access the id of a node or relation, return a <b>JcNumber</b></i></div>
  <br/>