Andreas Schwab wrote: > Jim Meyering <[email protected]> writes: > >> (note that below there's the added advantage of not having to >> double-quote to include $nl and hence not having to double-backslash) > > You can have that with the variable as well.
You're right. We could write it like this:
printf '\na\nb'|tac -rs '.\|'$nl
or even drop the quotes altogether:
printf '\na\nb'|tac -rs .\\\|$nl
Golf is fun, but those seem less well suited as documentation examples.
