Regular Expressions 101

Group 1(1234[\w ]+(Word \w+))

1234the literal text 1234

Character Class[\w ]+

+matches at least one character from the set below:

\wany word character

the literal (32₁₀ / 40₈ / 20₁₆)

Group 2(Word \w+)

Word the literal text Word (case sensitive)

\w+any word character, repeated at least once

Group 3((?:(?!1234)[\s\S])*)

Non-Capturing Group(?:(?!1234)[\s\S])*

*repeats the group contents below any number of times:

Negative Lookahead(?!1234)

1234the literal text 1234

Character Class[\s\S]

\sany whitespace character

\Sany non-whitespace character

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(1234[\w ]+(Word \w+))((?:(?!1234)[\s\S])*)

New

1234_This is a text Word AB

Protocol  Address          ping
Internet  1.1.1.1            - 
Internet  1.1.1.2            25 
Internet  1.1.1.3            8 
Internet  1.1.1.4            - 

1234_This is a text Word BCD    
Protocol  Address          ping
Internet  2.2.2.1            10 
Internet  2.2.2.2            -