Regular Expressions 101

Pro

^start of line

Group 1(.+?)

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

Non-Capturing Group(?:\sAA BB.*)

\sany whitespace character

AA BBthe literal text AA BB (case sensitive)

.*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.

25 tokens

^(.+?)(?:\sAA BB.*)$

New

01 02 03 AA BB CC FF
01 02 03 01 02 03 01 02 AF AA BB CC FF
01 02 03 01 02 AA BB 01 02 AF AA BB CC FF

01 02 03 AA BB CC FF
01 02 03 01 02 03 01 02 AF AA BB CC FF
01 02 03 01 02 AA BB 01 02 AF AA BB CC FF