regex101: PCRE2 (PHP) Match Workspace

Pro

^start of line

Negative Lookahead(?![0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}:[0-9]{2} UTC)

Character Class[0-9]{4}

{4}matches exactly 4 characters from the set below:

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

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

UTCthe literal text UTC (case sensitive)

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

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

^(?![0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}:[0-9]{2} UTC).*

New

2000-01-01 01:01:01 UTC This is a 2 line sentence.
This is the second line
2000-01-01 01:01:02 UTC some random text on 1 line
2000-01-01 01:01:03 UTC This is a much longer 1 line sentence that manages to wrap itself around because of its length
2022-01-01 01:01:04 UTC This multi line paragraph has a few blank lines in between lines of text
           words words words and some numbers12345

a few more words
more words on another line and the next line might be blank

2000-01-01 01:01:05 UTC some random text on 1 line
2000-01-01 06:01:06 UTC This multi line paragraph has a few blank lines in between lines of text
           words words words and some numbers678910

a few more words
more words on another line and the next line might be blank

2000-01-01 01:01:07 UTC some random text on one line