Question

How to use private constructor in C#

Answer 1

using System;

public class Test {
    private Test() { }
    public static int n;
    public static int addOne() {
        return ++n;
    }
}


class Program
{
    static void Main() {
        Test.n = 45;
        Console.WriteLine(Test.n);
        
        Test.addOne();
        Console.WriteLine(Test.n);
    }
}



/*
run:

45
46

*/

 

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