using System;
using System.ComponentModel;
class NullableMembers
{
static void Display(Nullable<int> x)
{
Console.WriteLine("HasValue: {0}", x.HasValue);
if (x.HasValue)
{
Console.WriteLine("Value: {0}", x.Value);
Console.WriteLine("Explicit conversion: {0}", (int)x);
}
}
static void Main()
{
Nullable<int> x = 5;
x = new Nullable<int>(5);
Console.WriteLine("Instance with value:");
Display(x);
x = new Nullable<int>();
Console.WriteLine("Instance without value:");
Display(x);
}
}
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