Regular Expressions 101

Pro

^start of line

Non-Capturing Group(?:.*)

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

the literal (32₁₀ / 40₈ / 20₁₆)

Non-Capturing Group(?:access-group)

access-groupthe literal text access-group (case sensitive)

Group 1(.*)

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

Non-Capturing Group(?:in)

inthe literal text in (case sensitive)

Non-Capturing Group(?:\n)

\na line-feed (newline) character (ASCII 10)

Non-Capturing Group(?:.*)

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

Non-Capturing Group(?:access-group)

access-groupthe literal text access-group (case sensitive)

Group 2(.*)

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

Non-Capturing Group(?:out)

outthe literal text out (case sensitive)

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

Regular Expression

^(?:.*) (?:access-group)(.*)(?:in)(?:\n)(?:.*)(?:access-group)(.*)(?:out)

New

interface Vlan100
description NAME
ip address 10.0.0.1 255.255.255.0
ip helper-address 111.111.1.1
ip access-group IN_ACL in
ip access-group OUT_ACL out