On 2024-07-24 16:57:49 -0500, Tim Chase wrote: > On 2024-07-24 22:21, Vincent Lefevre wrote: > > $ diff -wus <(printf "ab cd\n") <(printf " abcd \n") > > Files /proc/self/fd/11 and /proc/self/fd/14 are identical > > Doesn't even require the leading/trailing space: > > $ echo abcd > nospace > $ echo ab cd > space > $ diff -wus nospace space > Files nospace and space are identical > > FWIW, this happens with diff(1) on FreeBSD & OpenBSD too, so it's > not just a GNU diff(1) thing.
That's why -w is not the right option. Contents that have been passed through HTML often get all their leading white space removed. Hence the usefulness of an option to ignore leading white space. -- Vincent Lefèvre <vinc...@vinc17.net> - Web: <https://www.vinc17.net/> 100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/> Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)
