regex101: PCRE2 (PHP) Match Workspace

Pro

Positive Lookbehind(?<=!\s)

!the literal ! (33₁₀ / 41₈ / 21₁₆)

\sany whitespace character

Group StartDate(?P<StartDate>[0-3]?[0-9]\/[A-Za-z]+\/\d+)

Character Class[0-3]?

?matches at most one character from the set below:

0-3one character from 0 (48₁₀) to 3 (51₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

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 / (47₁₀ / 57₈ / 2F₁₆)

\d+a digit, repeated at least once

\s+any whitespace character, repeated at least once

Group StartTime(?P<StartTime>[0-2]?[0-9]:[0-5]?[0-9]:[0-5]?[0-9])

Character Class[0-2]?

?matches at most one character from the set below:

0-2one character from 0 (48₁₀) to 2 (50₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-5]?

?matches at most one character from the set below:

0-5one character from 0 (48₁₀) to 5 (53₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-5]?

?matches at most one character from the set below:

0-5one character from 0 (48₁₀) to 5 (53₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\s+any whitespace character, repeated at least once

Non-Capturing Group(?:(?P<EndDate>[0-3]?[0-9]\/[A-Za-z]+\/\d+)\s+(?P<EndTime>[0-2]?[0-9]:[0-5]?[0-9]:[0-5]?[0-9]))?

?repeats the group contents below at most once:

Group EndDate(?P<EndDate>[0-3]?[0-9]\/[A-Za-z]+\/\d+)

Character Class[0-3]?

?matches at most one character from the set below:

0-3one character from 0 (48₁₀) to 3 (51₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

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 / (47₁₀ / 57₈ / 2F₁₆)

\d+a digit, repeated at least once

\s+any whitespace character, repeated at least once

Group EndTime(?P<EndTime>[0-2]?[0-9]:[0-5]?[0-9]:[0-5]?[0-9])

Character Class[0-2]?

?matches at most one character from the set below:

0-2one character from 0 (48₁₀) to 2 (50₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-5]?

?matches at most one character from the set below:

0-5one character from 0 (48₁₀) to 5 (53₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-5]?

?matches at most one character from the set below:

0-5one character from 0 (48₁₀) to 5 (53₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

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

(?<=!\s)(?P<StartDate>[0-3]?[0-9]\/[A-Za-z]+\/\d+)\s+(?P<StartTime>[0-2]?[0-9]:[0-5]?[0-9]:[0-5]?[0-9])\s+(?:(?P<EndDate>[0-3]?[0-9]\/[A-Za-z]+\/\d+)\s+(?P<EndTime>[0-2]?[0-9]:[0-5]?[0-9]:[0-5]?[0-9]))?

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! 16/Oct/2020 10:11:14      12/Nov/2020 11:21:32
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! 17/Oct/2020 10:11:14
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! 18/Oct/2020 11:00:00      21/Oct/2020 12:00:00
!----------------------------------------------