unregisterAllFlagsListener method
Unregisters a callback so it will no longer be called on flag updates.
listenerId
the id to remove the listener from
Implementation
Future<bool?> unregisterAllFlagsListener(String? listenerId) async {
if (listenerId == null) {
return false;
}
if (!allFlagsListeners!.containsKey(listenerId) ||
allFlagsListeners![listenerId] == null) {
return false;
}
allFlagsListeners!.remove(listenerId);
return await _channel.invokeMethod('unregisterAllFlagsListener',
<String, dynamic>{'listenerId': listenerId});
}