On Wed, Mar 1, 2023 at 8:16 PM John Cowan <co...@ccil.org> wrote: > Great, thanks! These are in no particular order: >
I missed one. Digit string between the letter of the s command and the first delimiter: Indicates that the nth (rather than the first or all) match is replaced. This means that digits can't be used as delimiters (which although currently legal would be a Bad Thing anyway); POSIXLY_CORRECT would override this feature and allow "s0foo0bar0".
