isUpper()¶ Description¶ Flag indicating the position of an element in a rotor. true if the element is located at the top of the motor. Syntax¶ JSisUpper() -> Boolean Return value¶ Type Description Boolean true, if the element in the rotor is at the top of the motor. Example¶ JS1 2let result = motor.rotor.item(RotorItem.ID1).isUpper() console.info(result) See Also isLower() isMiddle() Last update: 14 August 2025, 18:47