The getDescriptor() method of the BluetoothUUID interface returns a UUID representing a registered descriptor when passed a name or the 16- or 32-bit UUID alias.

name

A string containing the name of the descriptor.

A 128-bit UUID.

TypeError

Thrown if name does not appear in the registry.

In the following example the UUID representing the descriptor named time_trigger_setting is returned and printed to the console.

let result = BluetoothUUID.getDescriptor("time_trigger_setting");
console.log(result); // "0000290e-0000-1000-8000-00805f9b34fb"