(info "(coreutils) nl invocation") says
‘pBRE’
number only lines that contain a match for the basic regular
expression BRE. *Note Regular Expressions: (grep)Regular
Expressions.
OK, but add a new functionality:
‘PBRE’
Do NOT number lines that
https://www.gnu.org/software/coreutils/ mentions coreut...@gnu.org and
bug-coreutils@gnu.org (and the term mailing list and the term bug tracker
many times, all intertwined and perhaps repeating.)
Maybe only mention each one once, with a description of what they are
below it.
So that would be a
