unsubscribe method

void unsubscribe(
  1. void listener(
    1. T
    )
)

Unregister a listener

Implementation

void unsubscribe(void Function(T) listener) {
  final removed = _listeners.remove(listener);
  if (removed) {
    developer.log('Store listener removed. Total listeners: ${_listeners.length}', name: 'Store');
  }
}