regex101: PCRE2 (PHP) Substitution Workspace

Pro

^start of line

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Group 1((?!(?:ti|ar|al|au|lr|length|by|offset|re|tool|ve|#|\d{1,2}):.+\]).*)

Negative Lookahead(?!(?:ti|ar|al|au|lr|length|by|offset|re|tool|ve|#|\d{1,2}):.+\])

Non-Capturing Group(?:ti|ar|al|au|lr|length|by|offset|re|tool|ve|#|\d{1,2})

1st Alternativeti

tithe literal text ti (case sensitive)

2nd Alternativear

arthe literal text ar (case sensitive)

3rd Alternativeal

althe literal text al (case sensitive)

4th Alternativeau

authe literal text au (case sensitive)

5th Alternativelr

lrthe literal text lr (case sensitive)

6th Alternativelength

lengththe literal text length (case sensitive)

7th Alternativeby

bythe literal text by (case sensitive)

8th Alternativeoffset

offsetthe literal text offset (case sensitive)

9th Alternativere

rethe literal text re (case sensitive)

10th Alternativetool

toolthe literal text tool (case sensitive)

11th Alternativeve

vethe literal text ve (case sensitive)

12th Alternative#

#the literal # (35₁₀ / 43₈ / 23₁₆)

13th Alternative\d{1,2}

\d{1,2}a digit, repeated between 1 and 2 times

:the literal : (58₁₀ / 72₈ / 3A₁₆)

.+any character (except for line terminators), repeated at least once

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

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

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

Group 2(\r?\n)

\r?optionally matches a carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

Group 3(\[\d{1,2}:\d{1,2}\.\d{2,3}\])

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\d{1,2}a digit, repeated between 1 and 2 times

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\d{1,2}a digit, repeated between 1 and 2 times

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d{2,3}a digit, repeated between 2 and 3 times

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

Group 4(.*)

.*any 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

25 tokens

Regular Expression

^\[((?!(?:ti|ar|al|au|lr|length|by|offset|re|tool|ve|#|\d{1,2}):.+\]).*)\](\r?\n)(\[\d{1,2}:\d{1,2}\.\d{2,3}\])(.*)$

Unit Tests

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