regex101: afsd

^start of string

Group 1((?:(?:[^?+*{}()[\]\\|]+|\\.|\[(?:\^?\\.|\^[^\\]|[^\\^])(?:[^\]\\]+|\\.)*\]|$(?:\?[:=!]|\?<[=!]|\?>)?(?1)??$|$\?(?:R|[+-]?\d+)$)(?:(?:[?+*]|\{\d+(?:,\d*)?\})[?+]?)?|\|)*)

Non-Capturing Group(?:(?:[^?+*{}()[\]\\|]+|\\.|\[(?:\^?\\.|\^[^\\]|[^\\^])(?:[^\]\\]+|\\.)*\]|$(?:\?[:=!]|\?<[=!]|\?>)?(?1)??$|$\?(?:R|[+-]?\d+)$)(?:(?:[?+*]|\{\d+(?:,\d*)?\})[?+]?)?|\|)*

*repeats the group contents below any number of times:

1st Alternative(?:[^?+*{}()[\]\\|]+|\\.|\[(?:\^?\\.|\^[^\\]|[^\\^])(?:[^\]\\]+|\\.)*\]|$(?:\?[:=!]|\?<[=!]|\?>)?(?1)??$|$\?(?:R|[+-]?\d+)$)(?:(?:[?+*]|\{\d+(?:,\d*)?\})[?+]?)?

Non-Capturing Group(?:[^?+*{}()[\]\\|]+|\\.|\[(?:\^?\\.|\^[^\\]|[^\\^])(?:[^\]\\]+|\\.)*\]|$(?:\?[:=!]|\?<[=!]|\?>)?(?1)??$|$\?(?:R|[+-]?\d+)$)

1st Alternative[^?+*{}()[\]\\|]+

Negated Character Class[^?+*{}()[\]\\|]+

+matches at least one character outside the set below:

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

+the literal + (43₁₀ / 53₈ / 2B₁₆)

*the literal * (42₁₀ / 52₈ / 2A₁₆)

{the literal { (123₁₀ / 173₈ / 7B₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

2nd Alternative\\.

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

.any character (except for line terminators)

3rd Alternative\[(?:\^?\\.|\^[^\\]|[^\\^])(?:[^\]\\]+|\\.)*\]

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Non-Capturing Group(?:\^?\\.|\^[^\\]|[^\\^])

1st Alternative\^?\\.

\^?optionally matches the literal ^ (94₁₀ / 136₈ / 5E₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

.any character (except for line terminators)

2nd Alternative\^[^\\]

\^the literal ^ (94₁₀ / 136₈ / 5E₁₆)

Negated Character Class[^\\]

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

3rd Alternative[^\\^]

Negated Character Class[^\\^]

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

^the literal ^ (94₁₀ / 136₈ / 5E₁₆)

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

*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 ] (93₁₀ / 135₈ / 5D₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

2nd Alternative\\.

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

.any character (except for line terminators)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

4th Alternative$(?:\?[:=!]|\?<[=!]|\?>)?(?1)??$

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Non-Capturing Group(?:\?[:=!]|\?<[=!]|\?>)?

?repeats the group contents below at most once:

1st Alternative\?[:=!]

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Character Class[:=!]

:the literal : (58₁₀ / 72₈ / 3A₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

!the literal ! (33₁₀ / 41₈ / 21₁₆)

2nd Alternative\?<[=!]

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

Character Class[=!]

=the literal = (61₁₀ / 75₈ / 3D₁₆)

!the literal ! (33₁₀ / 41₈ / 21₁₆)

3rd Alternative\?>

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

(?1)??optionally calls group 1 as a subroutine

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

5th Alternative$\?(?:R|[+-]?\d+)$

Non-Capturing Group(?:(?:[?+*]|\{\d+(?:,\d*)?\})[?+]?)?

2nd Alternative\|

$end of string, or before its final line terminator

Search reference

Regular Expression

^((?:(?:[^?+*{}()[\]\\|]+|\\.|\[(?:\^?\\.|\^[^\\]|[^\\^])(?:[^\]\\]+|\\.)*\]|\((?:\?[:=!]|\?<[=!]|\?>)?(?1)??\)|\(\?(?:R|[+-]?\d+)\))(?:(?:[?+*]|\{\d+(?:,\d*)?\})[?+]?)?|\|)*)$

New

\w*
\d*2
(fuck|shit)