MatchCollection用法

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