regex101: PCRE2 (PHP) Match Workspace

^start of line

Group name(?P<name>[\w\-\.]+)

Character Class[\w\-\.]+

+matches at least one character from the set below:

\wany word character

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group version(?P<version>v?\d+(\.\d+)?(\.\d+)?(-[\w\-]+(\.[\w\-]+)*)?(\+[\w\-]+(\.[\w\-]+)*)?)

v?optionally matches the literal v (118₁₀ / 166₈ / 76₁₆) (case sensitive)

\d+a digit, repeated at least once

Group 3(\.\d+)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

Group 4(\.\d+)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

Group 5(-[\w\-]+(\.[\w\-]+)*)?

?repeats the group contents below at most once:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[\w\-]+

+matches at least one character from the set below:

\wany word character

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 6(\.[\w\-]+)*

*repeats the group contents below any number of times:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[\w\-]+

+matches at least one character from the set below:

\wany word character

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 7(\+[\w\-]+(\.[\w\-]+)*)?

?repeats the group contents below at most once:

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

Character Class[\w\-]+

+matches at least one character from the set below:

\wany word character

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 8(\.[\w\-]+)*

*repeats the group contents below any number of times:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[\w\-]+

+matches at least one character from the set below:

\wany word character

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group ext(?P<ext>\.[\w\-]+)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[\w\-]+

+matches at least one character from the set below:

\wany word character

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

$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

25 tokens

Regular Expression

^(?P<name>[\w\-\.]+)-(?P<version>v?\d+(\.\d+)?(\.\d+)?(-[\w\-]+(\.[\w\-]+)*)?(\+[\w\-]+(\.[\w\-]+)*)?)(?P<ext>\.[\w\-]+)$

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Regular Expressions 101

Regular Expression

Extraction