Regular Expressions 101

^start of line

Positive Lookahead(?=.*(?>ABC|DEF))

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

Atomic Group(?>ABC|DEF)

1st AlternativeABC

ABCthe literal text ABC (case sensitive)

2nd AlternativeDEF

DEFthe literal text DEF (case sensitive)

Positive Lookahead(?=.*(?>COMPUTER|CONSULTING))

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

Atomic Group(?>COMPUTER|CONSULTING)

1st AlternativeCOMPUTER

COMPUTERthe literal text COMPUTER (case sensitive)

2nd AlternativeCONSULTING

CONSULTINGthe literal text CONSULTING (case sensitive)

.+any character (except for line terminators), repeated at least once

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.

Search reference

Regular Expression

^(?=.*(?>ABC|DEF))(?=.*(?>COMPUTER|CONSULTING)).+

New

anyNumberOrNoCharacters ABC anyNumberOrNoCharacters COMPUTER anyNumberOrNoCharacters
anyNumberOrNoCharacters COMPUTER anyNumberOrNoCharacters ABC anyNumberOrNoCharacters
anyNumberOrNoCharacters DEF anyNumberOrNoCharacters CONSULTING anyNumberOrNoCharacters
anyNumberOrNoCharacters CONSULTING anyNumberOrNoCharacters DEF anyNumberOrNoCharacters
ABC CONSULTING
this is an ABC TO CONSULTING asdf or ABCCONSULTING

Regular Expression

Extraction