Assign value to nullable int : Nullable « Data Type « C# / CSharp Tutorial

using System; 
 
class MainClass { 
  public static void Main() { 
    int? count = null; 
    int? result = null; 
 
    int incr = 10; 
 
    count = 100; 
    result = count + incr; 
 
    if(result.HasValue) 
      Console.WriteLine("result has this value: " + result.Value); 
    else  
      Console.WriteLine("result has no value");     
 
  } 
}

result has this value: 110

2.54.Nullable
	2.54.1.	null unification
	2.54.2.	Nullable long
	2.54.3.	Nullable Struct
	2.54.4.	Nullable Types Access: Explicitly use properties
	2.54.5.	Nullable Types Access: shortcut syntax
	2.54.6.	Nullable Types Assignment
	2.54.7.	Null Coalescing Operator
	2.54.8.	A nullable type
	2.54.9.	Use nullable objects in expressions: result contains null, because one operand is null
	2.54.10.	Assign value to nullable int
	2.54.11.	Using ??