Regular Expression : Regex Phone number : Regular Expression C# Examples

    
using  System;
using  System.Text.RegularExpressions;

class  MainClass
{
    public  static  void  Main()
    {
        string  text  =  "(800)  888-1211\n"  +
            "(212)  555-1212\n"  +
            "(506)  777-1213\n"  +
            "(650)  222-1214\n"  +
            "(888)  111-1215\n";

        string  areaCodeRegExp  =  @"(?<areaCodeGroup>\(\d\d\d\))";

        string  phoneRegExp  =  @"(?<phoneGroup>\d\d\d\-\d\d\d\d)";

        MatchCollection  myMatchCollection  =  Regex.Matches(text,  areaCodeRegExp  +  "  "  +  phoneRegExp);

        foreach  (Match  myMatch  in  myMatchCollection)
        {
            Console.WriteLine("Area  code  =  "  +  myMatch.Groups["areaCodeGroup"]);
            Console.WriteLine("Phone  =  "  +  myMatch.Groups["phoneGroup"]);

            foreach  (Group  myGroup  in  myMatch.Groups)
                foreach  (Capture  myCapture  in  myGroup.Captures)
                    Console.WriteLine("myCapture.Value  =  "  +  myCapture.Value);
        }

    }

}