I build YAF by VS 2008 (.net 3.5), i got errors.
Invalid token 'in' in class, struct, or interface member declaration
public interface IWriteValue<in T>
#region Public Methods
Invalid token 'out' in class, struct, or interface member declaration
public interface IReadValue<out T>
/// Get a value.
I tried to build it 2day ago but not successful 😞 , Can you help me ? thanks a lot of.