Regular Expressions 101

Group 1([\W\S]\s[\w\W]{2}.+)

Character Class[\W\S]

\Wany non-word character

\Sany non-whitespace character

\sany whitespace character

Character Class[\w\W]{2}

{2}matches exactly 2 characters from the set below:

\wany word character

\Wany non-word character

.+any character (except for line terminators), repeated at least once

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\sany whitespace character

Group 2(.+)

.+any character (except for line terminators), repeated at least once

\1the text saved by group 1

Group 3([!?.])

Character Class[!?.]

!the literal ! (33₁₀ / 41₈ / 21₁₆)

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

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

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

([\W\S]\s[\w\W]{2}.+),\s(.+)\1([!?.])

New

Dios mÃo, Â¡estÃ¡ aquÃ, estÃ¡ aquÃ, estÃ¡ aquÃ!

Â¿QuÃ© paso, quÃ© paso?

Me rehÃºso, me rehÃºso.

No, no, no, no.

$1$3