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Categories / C# Tutorial / Regular Expression

 

Do a replace using the Regex

using System; using System.Text.RegularExpressions; public class MainClass {     static void Main( string[] args ) {         // Create regex to search for IP address pattern.         string pattern = @"([01]?\d\d?|2[0-4]\d|25[0-5])\." +                          @"([01]?\d\d?|2[0-4]\d|25[0-5])\." +                          @"([01]?\d\d?|2[0-4]\d|25[0-5])";         Regex regex = new Regex( pattern );         Console.WriteLine( "Input given --> {0}",                            regex.Replace("192.168.199.1",                                          "xxx.xxx.xxx.xxx") );     } } Input given -- xxx.xxx.xxx.xxx