listenTo method Null safety

  1. @override
StreamSubscription<SimpleImageModel?> listenTo(
  1. String documentId,
  2. SimpleImageChanged changed,
  3. {SimpleImageErrorHandler? errorHandler}
)
override

Implementation

@override
StreamSubscription<SimpleImageModel?> listenTo(
    String documentId, SimpleImageChanged changed,
    {SimpleImageErrorHandler? errorHandler});