nullables nullable types ב #C nullable types ב #C this MSDN article Nullable Types (C# Programming Guide) nullable nullable types ב #C nullable type nullable types nullable type nullable types ב #C nullable types ב #C nullable types nullables nullable types in C# 空 nullable types nullable types ב #C Nullable<int> type nullable nullables Nullable<T> nullable types ב #C nullable type Nullable Nullable-Typen http://msdn.microsoft.com/en-us/library/1t3y8s4s.aspx nullable type Nullable-Typen nullable struct, also called a nullable type Warren Nullable Types Nullable<T> tipo anulável