Le ven. 17 avr. 2026 à 17:51, Paul Eggert <[email protected]> a écrit : > > On 2026-04-17 07:15, Laurent Lyaudet wrote: > > Why is that regular expression working without adding -P or > > --perl-regexp option? > > Because \s is a longstanding GNU extension. POSIX allows extensions like > this.
Thanks for the quick answer :). Any possibility to have the part of the POSIX documentation related to this "allowing", please?
