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
(\d+(?:\s+d(?:ay)?s?))?\s?(\d+(?:\s+h(?:ou)?r?s?))?\s?(\d+(?:\s+m(?:in)?(?:ute)?s?))?\s?(\d+(?:\s+s(?:ec)?(?:ond)?)?s?)?$