You may also be interested in `grep -P`, where `P` is short for `Please just use...

blep_ on Oct 14, 2022 | parent | context | favorite | on: We are stuck with egrep and fgrep (unless you like...

You may also be interested in `grep -P`, where `P` is short for `Please just use PCRE like everything else in this century`. I don't think any of the others support that though.