Below is a sample source code demonstrating the Number Formatting String (N) in C#.
using System;
namespace ConsoleApplication1
{
internal class Program
{
// General Numeric Formatting in C#
private static void Main(string[] args)
{
float input = 107.7899F;
Console.WriteLine("{0:N}", input);
Console.WriteLine("{0:N10}", input);
Console.ReadLine();
}
}
}