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CSharp · Console

/Program.cs

using System;
					
public class Program
{
	public static void Main()
	{
		int number =1021;
		

		// Sample for 	Format string to a 3 digit number 	http://stackoverflow.com/questions/12570807/format-string-to-a-3-digit-number/42921333
		Console.WriteLine("Convert whatever number to 3-digit , e.g. {0} with ",number);
		Console.WriteLine("============================ ");
		Console.WriteLine("");
		Console.WriteLine( "{0,-20} formatting:\t{1:D3}","D3",number);
		Console.WriteLine("{0,-20} formatting:\t{1:000}","000",number);
		Console.WriteLine("{0,-20} formatting:\t{1:000} // 3-digit  as Expected","000 with % 1000", number%1000);
		Console.WriteLine("{0,-20} formatting:\t{1:D3} // 3-digit as Expected","D3 with % 1000", number%1000);
	
		//Console.WriteLine("000 formatting:\t"+number.ToString("000"));
	}
}