using System; using System.Text; public class StringBuilderDemo { public static void Main() { string s = "I will not buy this record, it is scratched"; char[] separators = new char[] {' ', ','}; StringBuilder sb = new StringBuilder(); int number = 1; foreach (string sub in s.Split(separators)) { sb.AppendFormat("{0}: {1} ", number++, sub); } Console.WriteLine("{0}", sb); } }