Regex: Credit Card Validation. Matches Switch/Solo, Visa, MasterCard and Discover in 4-4-4-4/4 4 ...

Posted by: RegexLib.com - Recent Patterns, on 18 Aug 2005 | View original

Regex: Credit Card Validation. Matches Switch/Solo, Visa, MasterCard and Discover in 4-4-4-4/4 4 4 4/4444 format and Amex in 4-6-5/4 6 5/465 format. Includes checks for prefixes, (67 for switch/solo, 4 for visa, 51-55 for MasterCard, 37/34 for Amex and 6011 for Discover. Matches all major UK debit and credit cards with spaces dashes or as a continous number

*********************************************

^((67\d{2})|(4\d{3})|(5[1-5]\d{2})|(6011))(-\s\d{4}){3}|(3[4,7])\d{2}-\s\d{6}-\s\d{5}$

Advertisement
The leading UI suite for ASP.NET - Telerik radControls
Outstanding performance. Full ASP.NET AJAX support. Nearly codeless development.

News Categories

.NET | ADO.NET | Agile | Ajax | Architecture | ASP.NET | BizTalk | C# | Certification | Community Server | dasBlog | DataGrid | DataSet | Debugger | DotNetNuke | Events | GridView | IIS | Indigo | JavaScript | Mobile | Mono | Patterns and Practices | Performance | Podcast | Refactor | Regex | Security | Sharepoint | Silverlight | Smart Client Applications | Software | SQL | VB.NET | Visual Studio | W3 | WCF | WinFx | WPF | WSE | XAML | XLinq | XML | XSD