How to format Integers with ToString() in C# ?

You can use the ToString() method to format the Integer value like showing the Hexadecimal value , padding with leading zeros or fixed length integer or Octal number .

Below is a sample sourcecode to demonstrate How to format Integers with ToString() in C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace WindowsFormsApplication1
{
    static class Program
    {
        static void Main()
        {
            FormatString();           
        }

        static void FormatString()
        {
            int intVal = 100;
            string formattedString = intVal.ToString("X");
            MessageBox.Show(formattedString);
            formattedString = Convert.ToString(intVal, 8);
            MessageBox.Show(formattedString); 
            formattedString = intVal.ToString("D10");
            MessageBox.Show(formattedString);  
        }
    }  
}