Regular Expression Library

Test Your Regular Expressions

New Silverlight Tester

Singleline

Case Insensitive

Multiline

Ignore Whitespace in Expression

Explicit Capture

URL

File

Source

Regular Expression
^([a-zA-Z1-9]*)\.(((a|A)(s|S)(p|P)(x|X))|((h|H)(T|t)(m|M)(l|L))|((h|H)(t|T)(M|m))|((a|A)(s|S)(p|P)))