What is null in c#, java?

Question

Like... is it 0 like in C++? Or is it some \"special\" object? Or maybe something totally different?

-- EDIT --

I do know what it is, the

Answer 1

From Microsoft MDSN:

The null keyword is a literal that represents a null reference, one that does not refer to any object. null is the default value of reference-type variables. Ordinary value types cannot be null. However, C# 2.0 introduced nullable value types. See Nullable Types (C# Programming Guide).