namespace GetImages { using System; using System.Text.RegularExpressions; public class Example { public void Main() { string pattern = @"(\d{3})-(\d{3}-\d{4})"; string input = "212-555-6666 906-932-1111 415-222-3333 425-888-9999"; MatchCollection matches = Regex.Matches(input, pattern); foreach (Match match in matches) { Console.WriteLine("Area Code: {0}", match.Groups[1].Value); Console.WriteLine("Telephone number: {0}", match.Groups[2].Value); Console.WriteLine(); } Console.WriteLine(); } } }
// The example displays the following output: // Area Code: 212 // Telephone number: 555-6666 // // Area Code: 906 // Telephone number: 932-1111 // // Area Code: 415 // Telephone number: 222-3333 // // Area Code: 425 // Telephone number: 888-9999
原文：http://www.cnblogs.com/hbsfgl/p/5022190.html