Regular Expressions 101

Pro

Group 1(\w*)

\w*any word character, repeated any number of times

\,the literal , (44₁₀ / 54₈ / 2C₁₆)

Group 2([\w,]+)

Character Class[\w,]+

+matches at least one character from the set below:

\wany word character

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\sany whitespace character

Group 3([\w:.-]*)

Character Class[\w:.-]*

*matches any number of characters from the set below:

\wany word character

:the literal : (58₁₀ / 72₈ / 3A₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\sany whitespace character

Group 4(.*)

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

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

(\w*)\,([\w,]+)\s([\w:.-]*)\s(.*)

L2TP,info,account mk_log: user vasya logged out from 192.168.0.2 via telnet

L2TP,info,account mk_log: user vasya logged out from 192.168.0.2 via telnet