Nullability Revisited Briefly
During our discussion about nullable value types, introduced in .NET 2.0, we mentioned the syntactical sugar in C# to be an abbreviation for use of the Nullable<T>
struct:
int? x = 42;Nullable<int> y = null;
Both the int?
and Nullable<int>
types in the preceding example are therefore the same. A few more things can be told about nullable types.
First of all, don’t forget the instance-level members available on any Nullable<T>
object. C# conveniently provides a more natural syntax to express those constructs, but it’s good to know about their existence:
Furthermore, a couple of static methods exist to deal with nullables. ...
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