Regular Expressions 101

Negative Lookahead(?!.*\bLAST_DOMINO_TIME=.*$)

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

\ban ASCII word boundary

LAST_DOMINO_TIME=the literal text LAST_DOMINO_TIME= (case sensitive)

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

$end of line

^start of line

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

$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.

Search reference

Regular Expression

(?!.*\bLAST_DOMINO_TIME=.*$)^.*$

New

This is a test
test=asda
test2=22rr2
LAST_DOMINO_TIME=3242ffs3F34
test5=hello