deleteNotificationChannelGroup method Null safety

Future<void> deleteNotificationChannelGroup(
  1. String groupId
)

Deletes the notification channel group with the specified groupId as well as all of the channels belonging to the group.

This method is only applicable to Android versions 8.0 or newer.

Implementation

Future<void> deleteNotificationChannelGroup(String groupId) =>
    _channel.invokeMethod('deleteNotificationChannelGroup', groupId);