Regular Expressions 101

Pro

Group 1(.*nameservers.*$\n.*addresses:)

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

nameserversthe literal text nameservers (case sensitive)

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

$end of line

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

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

addresses:the literal text addresses: (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

Regular Expression

(.*nameservers.*$\n.*addresses:).*$

New

network:
    ethernets:
        enp0s3:
            addresses: [10.10.10.5/24]
            gateway4: 10.10.10.1
            dhcp4: no
            nameservers:
                    addresses: [1.1.1.1, 2.2.2.2]
    version: 2