Regular Expressions 101

Non-Capturing Group(?:[^(|)]*+(\((?:[^()]++|(?1))\))?+)*+

*+repeats the group contents below any number of times:

Negated Character Class[^(|)]*+

*+matches any number of characters outside the set below:

(the literal ( (40₁₀ / 50₈ / 28₁₆)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

Group 1(\((?:[^()]++|(?1))\))?+

?+repeats the group contents below at most once:

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Non-Capturing Group(?:[^()]++|(?1))

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(?1)

(?1)calls group 1 as a subroutine

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

\Kresets the starting point of the reported match. Any previously consumed characters are no longer included in the final match

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

Global pattern flags

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

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

(?:[^(|)]*+(\((?:[^()]++|(?1))\))?+)*+\K\|

New

example|example (example(example))|example|example|example(example|example|example(example|example))|example