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

donethe literal text done (case sensitive)

$end of line

\s+any whitespace character, repeated at least once

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

226-the literal text 226-

$end of line

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)done$\s+.*226-$

New

some text here done
12345678_123456 226-
more text
some more text here done
12345678_234567 226-