GNU grep supports Perl regexp with -P | Hacker News

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		influx on March 20, 2024 \| parent \| context \| favorite \| on: Regex character "$" doesn't mean "end-of-string" GNU grep supports Perl regexp with -P

1letterunixname on March 20, 2024 | [–]

Using PCRE2, which doesn't behave exactly the same as Perl or PCRE1.

https://pcre.org/current/doc/html/pcre2compat.html

https://en.wikipedia.org/wiki/Perl_Compatible_Regular_Expres...

https://stackoverflow.com/questions/70273084/regex-differenc...

mwpmaybe on March 20, 2024 | [–]

As does git grep!

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