Equivalent of Java 1.6 @Override for interfaces in C#

Question

This question gives the answer that Java\'s @Override has the C# equivalent of the override keyword on methods. However, since Java 1.6 the @Override annotation can

Answer 1

As stated, you cannot get that kind of control from an interface alone in C#. You could get it from an abstract class however. For the purpose of completeness, here is what you could do:

public interface IA
{
    void Foo();
    //void Bar(); - removed
}

public abstract class A : IA
{
    virtual void Foo()
    { }

    // Removed method
    //virtual void Bar()
    //{ }
}

public class B : A
{
    public override void Foo()
    { }

    //throws an error like the one you were receiving regarding no method to override.
    public override void Bar()
    { }
}