Use string.Format to format integer in CSharp

Description

The following code shows how to use string.Format to format integer.

Example


  /*from  ww w. j a v a  2 s.  co  m*/
  
  
     
using System;

public class TestConsoleApp {
    public static void Main(string[] args) {
        string s = string.Format("123");
        string t = string.Format("{0}", 123);
        string u = string.Format("{0:D3}", 123);
        Console.WriteLine(s);
        Console.WriteLine(t);
        Console.WriteLine(u);
    }
}

The code above generates the following result.





















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