21 lines
393 B
C#
21 lines
393 B
C#
|
using System;
|
||
|
|
||
|
public class NullableInt
|
||
|
{
|
||
|
public static int Main()
|
||
|
{
|
||
|
object x = null;
|
||
|
|
||
|
int? y = x as int?; /* Causes CS0077 */
|
||
|
|
||
|
Console.WriteLine("y: '{0}'", y);
|
||
|
Console.WriteLine("y.HasValue: '{0}'", y.HasValue);
|
||
|
|
||
|
int? b = 1 as int?;
|
||
|
if (b != 1)
|
||
|
return 1;
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
}
|