Regular Expressions 101

Pro

^start of line

Group name(?'name'[\w \-\!']+)

Character Class[\w \-\!']+

+matches at least one character from the set below:

\wa Unicode word character

the literal (32₁₀ / 40₈ / 20₁₆)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

\!the literal ! (33₁₀ / 41₈ / 21₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Group 1($(?'manufactor'[A-Za-z ]+)? (?'year'[\d{4}]+)$)?

?repeats the group contents below at most once:

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group manufactor(?'manufactor'[A-Za-z ]+)?

?repeats the group contents below at most once:

Character Class[A-Za-z ]+

+matches at least one character from the set below:

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

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

the literal (32₁₀ / 40₈ / 20₁₆)

Group year(?'year'[\d{4}]+)

Character Class[\d{4}]+

+matches at least one character from the set below:

\da Unicode decimal digit

{the literal { (123₁₀ / 173₈ / 7B₁₆)

4the literal 4 (52₁₀ / 64₈ / 34₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Group extra(?'extra'.*)?

?repeats the group contents below at most once:

.*any Unicode character (except for line terminators), repeated any number of times

$end of line

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

No unit tests · Add a test to get started

25 tokens

^(?'name'[\w \-\!']+)(\((?'manufactor'[A-Za-z ]+)? (?'year'[\d{4}]+)\))?(?'extra'.*)?$

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