Regular Expressions 101

Group 1($(\g<1>|\s)+$|[^()\s]+)

1st Alternative$(\g<1>|\s)+$

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group 2(\g<1>|\s)+

+repeats the group contents below at least once:

1st Alternative\g<1>

\g<1>calls group 1 as a subroutine

2nd Alternative\s

\sany whitespace character

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

2nd Alternative[^()\s]+

Negated Character Class[^()\s]+

+matches at least one character outside the set below:

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

\sany whitespace character

Global pattern flags

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

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

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

(\((\g<1>|\s)+\)|[^()\s]+)

New

24>n 0>t 1>a
(n-1
  a+0
  t<a>b+a
  c<b>a<c
  n?
)
(t>@
  (@>o)
  32>o
)