Regular Expressions 101

(?m)applies the following effective flags to the remainder of the pattern: gm

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

^start of line

COLOR2=the literal text COLOR2= (case sensitive)

\s*any whitespace character, repeated any number of times

Group 1(.+)

.+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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(?m)^COLOR2=\s*(.+)

New

COLOR1=               Light Blue
COLOR2=    Dark Red
COLOR3=      Pink