Regular Expressions 101

Pro

Non-Capturing Group(?:ABC_|CDE_|^)+

+repeats the group contents below at least once:

1st AlternativeABC_

ABC_the literal text ABC_ (case sensitive)

2nd AlternativeCDE_

CDE_the literal text CDE_ (case sensitive)

3rd Alternative^

^start of line

Group 1(\S*?)

\S*?any character that is not Unicode whitespace, repeated any number of times

Non-Capturing Group(?:_DEF|$)

1st Alternative_DEF

_DEFthe literal text _DEF (case sensitive)

2nd Alternative$

$end of line

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

(?:ABC_|CDE_|^)+(\S*?)(?:_DEF|$)

New

ABC_ANY_STRING_DEF
ANY_STRING
ANY_STRING_DEF
ABC_CDE_ANY_STRING_DEF

ABC_ANY_STRING_DEF
ANY_STRING
ANY_STRING_DEF
ABC_CDE_ANY_STRING_DEF