Regular Expressions 101

Positive Lookbehind(?<=(in:))

Group 1(in:)

in:the literal text in: (case sensitive)

Character Class[a-x0-9]+

+matches at least one character from the set below:

a-xone character from a (97₁₀) to x (120₁₀) (case sensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

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

(?<=(in:))[a-x0-9]+

New

BLOCKSMKNETS forward: in:ether6 - Local TORF out:VLAN55 RT_INET, src-mac 5c:9a:d8:65:99:b7, proto TCP (SYN), 192.168.0.141:62632->192.168.6.18:65535, len 52

Regular Expression

Extraction