title: Regular expression for asp:RegularExpressionValidator with format MMddyy (leap year issue)
body: <p>We need help for regular expression that work with asp.net asp:RegularExpressionValidator to validate date in MMddyy format. Problem we are facing is leap year. Issue is that is it possible to verify through regular expression that it only accepts valid leap year dates like 02/29/2008 is a valid date but 02/29/2010 is not a valid date.</p>
  
  <p>Any regular expression that works with "asp:RegularExpressionValidator"?</p>