* Returns true if the base value is set. */

* Returns instance of the device assigned to the HAMqtt class. * It's the same object (pointer) that was passed to the HAMqtt constructor. *

* Support testing using an element * @param {Function} fn Passed the created element and returns a boolean result

* Returns pointer to the unique ID. It can be nullptr if the device has no ID assigned. */

* Mark a function for special use by Sizzle * @param {Function} fn The function to mark