Valid SSN

Posted on By David Kittell 
using System.Text.RegularExpressions;

private bool validSSN(string ssn)
	{
		const string ssnPattern = @"^(?!000)([0-6]d{2}|7([0-6]d|7[012]))([ -])?(?!00)dd([ -|])?(?!0000)d{4}$";

		Regex regexSsn = new Regex(ssnPattern);
		if (regexSsn.IsMatch(ssn))
		{
			return true;
		}
		else
		{
			return false;
		}
	}
Originally Posted on May 22, 2014
Last Updated on October 26, 2015
All information on this site is shared with the intention to help. Before any source code or program is ran on a production (non-development) system it is suggested you test it and fully understand what it is doing not just what it appears it is doing. I accept no responsibility for any damage you may do with this code.
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