how to search a any data in windows System

public static void Search(string dirpath, string searchpattern)
        {
            // 'dirpath' shoud be any path like "C:\\documents\\" or "D:\\temp" etc
            // 'searchpattern' is nothing should be *.txt or *.xml or *.* and so-on
            string[] sFiles = Directory.GetFiles(dirpath, searchpattern);
            foreach (string sFile in sFiles)
            {
                // Result files for the search pattern will be here ....
            }
            string[] sDirs = Directory.GetDirectories(dirpath);
            foreach (string sdir in sDirs)
            {
                // This method will Recursive do check to the sub directories. with the same search pattern
                Search(sdir, searchpattern);
            }
        }