Question

How to assign var1 to var2 if var2 is null in shorthand way with C#

Answer 1

using System;

class Program
{
    static void Main() {
        string var1 = "c#";
        string var2 = null;
        string var3 = "x";
        
        var2 = var2 ?? var1;
        var3 = var3 ?? var1;

        Console.WriteLine(var1);
        Console.WriteLine(var2);
        Console.WriteLine(var3);
    }
}
 
 
 
 
/*
run:
 
c#
c#
x
 
*/

 

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