# BLEPeripheralServer.onCharacteristicUnsubscribed(function callback)

Start from base library version 2.13.0. Please remaining backward compatible.

with Promise style call: Not supported

Mini Program plugin: Not supported

Listen to uncharacteristic subscription events, only iOS Support.

# parameter

# function callback

Callback function to unsubscribe from characteristic events

# parameter

# Object res
attribute type Introductions
serviceId String Bluetooth Feature Corresponding Service UUID
characteristicId String Bluetooth characteristic UUID