does graph mean printable On Tue, May 30, 2023, 14:40 Emanuele Torre <torreemanue...@gmail.com> wrote:
> The documentation for glob character classes is innacurate: > > > Within [ and ], character classes can be specified using the syntax > > [:class:], where class is one of the following classes defined in the > > POSIX standard: > > alnum alpha ascii blank cntrl digit graph lower print punct space > > upper word xdigit > > A character class matches any character belonging to that class. The > > word character class matches letters, digits, and the character _. > > Out of those classes, [:ascii:] and [:word:] are not defined by the > POSIX standard. > > [:word:] is clarified, but [:ascii:] isn't, so it is easy to miss that > bash supports [:ascii:] when glancing that part of the documentation. > > I think it should be clarified that bash supports all the standard > character classes, and that [:word:] and [:ascii:] are supported > extensions. > > o/ > emanuele6 > >
