Regular Expressions 101

\ban ASCII word boundary

1st Alternative(?:EXONERAR|d[ae]|por|símbolo)\s([^,]+?)(?: e Gestão)?,

Non-Capturing Group(?:EXONERAR|d[ae]|por|símbolo)

1st AlternativeEXONERAR

EXONERARthe literal text EXONERAR (case sensitive)

2nd Alternatived[ae]

dthe literal d (100₁₀ / 144₈ / 64₁₆) (case sensitive)

Character Class[ae]

athe literal a (97₁₀ / 141₈ / 61₁₆) (case sensitive)

ethe literal e (101₁₀ / 145₈ / 65₁₆) (case sensitive)

3rd Alternativepor

porthe literal text por (case sensitive)

4th Alternativesímbolo

símbolothe literal text símbolo (case sensitive)

\sany whitespace character

Group 1([^,]+?)

Negated Character Class[^,]+?

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

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Non-Capturing Group(?: e Gestão)?

?repeats the group contents below at most once:

e Gestãothe literal text e Gestão (case sensitive)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

2nd Alternative\b(?!SEI\b)([A-Z\d]+-\s*\d+)

\ban ASCII word boundary

Negative Lookahead(?!SEI\b)

SEIthe literal text SEI (case sensitive)

\ban ASCII word boundary

Group 2([A-Z\d]+-\s*\d+)

Character Class[A-Z\d]+

+matches at least one character from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

\da digit

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\s*any whitespace character, repeated any number of times

\d+a digit, repeated at least once

3rd AlternativeSEI-\s*([\d \/]+)\b

SEI-the literal text SEI- (case sensitive)

\s*any whitespace character, repeated any number of times

Group 3([\d \/]+)

Character Class[\d \/]+

+matches at least one character from the set below:

\da digit

the literal (32₁₀ / 40₈ / 20₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\ban ASCII word boundary

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

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Search reference

Regular Expression

\b(?:(?:EXONERAR|d[ae]|por|símbolo)\s([^,]+?)(?: e Gestão)?,|\b(?!SEI\b)([A-Z\d]+-\s*\d+)|SEI-\s*([\d \/]+)\b)

Unit Tests

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