Represents the set of successful matches found by iteratively applying a regular expression pattern to the input string.

 

using System;
using System.Text.RegularExpressions;

public class Test
{
    public static void Main ()
    {
        Regex rx = new Regex(@"\b(?<word>\w+)\s+(\k<word>)\b",RegexOptions.Compiled | RegexOptions.IgnoreCase);
        string text = "The the quick brown fox  fox jumped over the lazy dog dog.";
        MatchCollection matches = rx.Matches(text);
        Console.WriteLine("{0} matches found in:\n   {1}", matches.Count, text);
        foreach (Match match in matches)
        {
            GroupCollection groups = match.Groups;
            Console.WriteLine("'{0}' repeated at positions {1} and {2}",  
                              groups["word"].Value, 
                              groups[0].Index, 
                              groups[1].Index);
        }
    }
}

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17.	Use regular to replace strings
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22.	Validate address
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26.	Use regular to verify a date
27.	HTML Parser
28.	Define a regular expression for repeated words
29.	Gets the group name that corresponds to the specified group number.
30.	Indicates whether the regular expression specified in the Regex constructor finds a match in the input string.
31.	Regex.IsMatch Method
32.	Regex.IsMatch Method (String, String, RegexOptions)
33.	Match Class represents the results from a single regular expression match.
34.	Get MatchCollection
35.	Is match successful
36.	Gets a collection of groups matched by the regular expression.
37.	Get CaptureCollection
38.	Returns a new Match object with the results for the next match, starting at the position at which the last match ended
39.	Returns the expansion of the specified replacement pattern.
40.	Gets an individual member of the collection.

Represents the set of successful matches found by iteratively applying a regular expression pattern to the input string. : Regular Expression « Development Class « C# / C Sharp

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