Indicates whether the regular expression specified in the Regex constructor finds a match in the input string.

 

using System;
using System.Text.RegularExpressions;

public class Example
{
   public static void Main()
   {
      string[] partNumbers= { "1234-111-1111", "A08Z-931-468A"};
      Regex rgx = new Regex(@"^[a-zA-Z0-9]\d{2}[a-zA-Z0-9](-\d{3}){2}[A-Za-z0-9]$");
      foreach (string partNumber in partNumbers)
         Console.WriteLine("{0} {1} a valid part number.", 
                           partNumber, 
                           rgx.IsMatch(partNumber) ? "is" : "is not");
   }
}

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31.	Regex.IsMatch Method (String, String, RegexOptions)
32.	Match Class represents the results from a single regular expression match.
33.	Get MatchCollection
34.	Is match successful
35.	Gets a collection of groups matched by the regular expression.
36.	Get CaptureCollection
37.	Returns a new Match object with the results for the next match, starting at the position at which the last match ended
38.	Returns the expansion of the specified replacement pattern.
39.	Represents the set of successful matches found by iteratively applying a regular expression pattern to the input string.
40.	Gets an individual member of the collection.

Indicates whether the regular expression specified in the Regex constructor finds a match in the input string. : Regular Expression « Development Class « C# / C Sharp

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