nullable value type
A value type that can also be null, like int?.
T? for a value type T is Nullable
Examples
int? rating = null;stores "no rating yet", andrating ?? 0gives 0 for display.
A value type that can also be null, like int?.
T? for a value type T is Nullable
Examples
int? rating = null; stores "no rating yet", and rating ?? 0 gives 0 for display.