Question

How to format int as string with 2 digits in C#

Answer 1

using System;

class Test
{
    static void Main() {
        int n = 9;
        string str = n.ToString("D2");

        Console.WriteLine(str);
        Console.WriteLine(18.ToString("D2"));
        Console.WriteLine(721.ToString("D2"));
    }
}



 
/*
run:

09
18
721
 
*/

 

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