Regex for phone number

Question

hi i have phonenumber textbox if 1.user enters value 1234567892 in a textbox i need format like (123)456-7890 2.if user enters (123)456-7890 this is also valid format how to do this pls help me

Sivaraman Dhamodaran · Answer

Use Masked Edit control that comes with C#. For more information read this Article: Link

Rajeesh Menoth · Answer

Hi Try this : https://www.safaribooksonline.com/library/view/regular-expressions-cookbook/9781449327453/ch04s02.html String . Format ( {0:(###) ###-#### x ###}  double . Parse ( 1234567890123 )) Check this : 1) http://stackoverflow.com/questions/679740/fastest-way-to-format-a-phone-number-in-c 2) http://www.beansoftware.com/NET-Tutorials/format-string-phone-number.aspx

Manohar Gova · Answer

pls tell me in c#

Rajeesh Menoth · Answer

Hi function formatPhoneNumber(s) { var s2 = (+s).replace(/\D/g ''); var m = s2.match(/^(\d{3})(\d{3})(\d{4})$/); return (!m) ? null : ( + m[1] + )  + m[2] + - + m[3]; } More details : http://stackoverflow.com/questions/8358084/regular-expression-to-reformat-a-phone-number-in-javascript