Regular Expressions 101

Pro

Group 1(\w+)

\w+any word character, repeated at least once

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Group 2($((?>[^()]++|(?2))*)$)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group 3((?>[^()]++|(?2))*)

Atomic Group(?>[^()]++|(?2))*

*repeats the group contents below any number of times:

1st Alternative[^()]++

Negated Character Class[^()]++

++matches at least one character outside the set below:

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

2nd Alternative(?2)

(?2)calls group 2 as a subroutine

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

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

(\w+)=(\(((?>[^()]++|(?2))*)\))

New

117-tooltip classes=(concat (concat "productTile__product-availability " classes) " tooltip--small-icon productAvailability__tooltip") bla=(concat "test" "test2")