Regular Expressions 101

Group 1(windows.*server|((win|windows)*.(2003|2008|2012|2016|2019)))

1st Alternativewindows.*server

windowsthe literal text windows (case sensitive)

.*any character (except for line terminators), repeated any number of times

serverthe literal text server (case sensitive)

2nd Alternative((win|windows)*.(2003|2008|2012|2016|2019))

Group 2((win|windows)*.(2003|2008|2012|2016|2019))

Group 3(win|windows)*

*repeats the group contents below any number of times:

1st Alternativewin

winthe literal text win (case sensitive)

2nd Alternativewindows

windowsthe literal text windows (case sensitive)

.any character (except for line terminators)

Group 4(2003|2008|2012|2016|2019)

1st Alternative2003

2003the literal text 2003

2nd Alternative2008

2008the literal text 2008

3rd Alternative2012

2012the literal text 2012

4th Alternative2016

2016the literal text 2016

5th Alternative2019

2019the literal text 2019

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

(windows.*server|((win|windows)*.(2003|2008|2012|2016|2019)))

New

microsoft windows 2016
win2016
win2012
windows 2012
windows server 2012
windows server 2008 r2
windows server 2008
windows 2019
windows 2012 r2 std
win2003
windows server 2003
windows 2003

Extraction

microsoft windows 2016
win2016
win2012
windows 2012
windows server 2012
windows server 2008 r2
windows server 2008
windows 2019
windows 2012 r2 std
win2003
windows server 2003
windows 2003