On Tue, 29 Aug 2017, Olivier Brunel wrote: > On Tue, 29 Aug 2017 19:23:39 +0200 (CEST) > Cristian Ionescu-Idbohrn <cristian.ionescu-idbo...@axis.com> wrote: > > > ...to do this: > > > > $ echo 'hello world-1' | tr -d '[ -]' > > > > that is, remove all SPACES (0x20) and dashes (0x2D) in input? I get > > echo 'hello world-1' | tr -d -- ' -' > > > mixed results with both various versions of busybox but also with the > > coreutils `tr' and the characters order placed in the character class. > > > > `man 7 regex' is telling us: > > SETs in tr(1) aren't actually regex, so this doesn't apply. As shown > above, simply list the characters you wanna delete. > > `man tr` tells us: > > SETs are specified as strings of characters. Most > represent themselves.
Thanks a lot for putting me on the right track ;) Cheers, -- Cristian _______________________________________________ busybox mailing list busybox@busybox.net http://lists.busybox.net/mailman/listinfo/busybox
