regex101: PCRE (Legacy) Match Workspace

Group 1(\(([\s]*(?:and|or|not)?[\s]*([\w]+)[\s]+(?:eq|ne|gt|ge|lt|le)[\s]+(?:"(?:[^"\\]|\\.)*"|\d+(,\d+)*(\.\d+(e\d+)?)?|null)[\s]*|(?R))*\))

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group 2([\s]*(?:and|or|not)?[\s]*([\w]+)[\s]+(?:eq|ne|gt|ge|lt|le)[\s]+(?:"(?:[^"\\]|\\.)*"|\d+(,\d+)*(\.\d+(e\d+)?)?|null)[\s]*|(?R))*

*repeats the group contents below any number of times:

1st Alternative[\s]*(?:and|or|not)?[\s]*([\w]+)[\s]+(?:eq|ne|gt|ge|lt|le)[\s]+(?:"(?:[^"\\]|\\.)*"|\d+(,\d+)*(\.\d+(e\d+)?)?|null)[\s]*

Character Class[\s]*

*matches any number of characters from the set below:

\sany whitespace character

Non-Capturing Group(?:and|or|not)?

?repeats the group contents below at most once:

1st Alternativeand

andthe literal text and (case sensitive)

2nd Alternativeor

orthe literal text or (case sensitive)

3rd Alternativenot

notthe literal text not (case sensitive)

Character Class[\s]*

*matches any number of characters from the set below:

\sany whitespace character

Group 3([\w]+)

Character Class[\w]+

+matches at least one character from the set below:

\wany word character

Character Class[\s]+

+matches at least one character from the set below:

\sany whitespace character

Non-Capturing Group(?:eq|ne|gt|ge|lt|le)

1st Alternativeeq

eqthe literal text eq (case sensitive)

2nd Alternativene

nethe literal text ne (case sensitive)

3rd Alternativegt

gtthe literal text gt (case sensitive)

4th Alternativege

gethe literal text ge (case sensitive)

5th Alternativelt

ltthe literal text lt (case sensitive)

6th Alternativele

lethe literal text le (case sensitive)

Character Class[\s]+

+matches at least one character from the set below:

\sany whitespace character

Non-Capturing Group(?:"(?:[^"\\]|\\.)*"|\d+(,\d+)*(\.\d+(e\d+)?)?|null)

1st Alternative"(?:[^"\\]|\\.)*"

"the literal " (34₁₀ / 42₈ / 22₁₆)

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

*repeats the group contents below any number of times:

1st Alternative[^"\\]

Negated Character Class[^"\\]

"the literal " (34₁₀ / 42₈ / 22₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

2nd Alternative\\.

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative\d+(,\d+)*(\.\d+(e\d+)?)?

3rd Alternativenull

Character Class[\s]*

2nd Alternative(?R)

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Search reference

Regular Expression

(\(([\s]*(?:and|or|not)?[\s]*([\w]+)[\s]+(?:eq|ne|gt|ge|lt|le)[\s]+(?:"(?:[^"\\]|\\.)*"|\d+(,\d+)*(\.\d+(e\d+)?)?|null)[\s]*|(?R))*\))

New

((priority eq "123" or en eq 34) and pre eq 1)

Regular Expressions 101

Regular Expression

Substitution