You can use the ToLower and ToUpper methods of the string type to convert a particular string to all lowercase or all uppercase. In either case, a new string is returned.
1 2 3 4 5 6 7 8 | string peye = "Guy Noir" ; string peyeLower = peye.ToLower(); string peyeUpper = peye.ToUpper(); Console.WriteLine(peye); Console.WriteLine(peyeLower); Console.WriteLine(peyeUpper); |