Radoslaw Zielinski wrote: > So, as I understand, [a-z] may or may not contain a pink elephant, which > makes it pretty useless. What was the point...?
If it is defined... > And this is just sick: > > $ echo x | LC_ALL=3Det_EE grep '[a-z]' > $ echo x | LC_ALL=3Det_EE grep '[a-x]' # shouldn't be invalid? It shouldn't. But it can be invalid. pl_PL locale defines cyrillic and Greek alphabet collation. But it does not define Laotian nor Chinese. > x > $ echo x | LC_ALL=3Det_EE grep '[a-y]' # no, "x" is somewhere... > x > $ echo z | LC_ALL=3Det_EE grep '[a-y]' # this isn't ASCII order for sure. > z > > BTW, perl implements more logical behaviour: > > # LC_ALL is pl_PL.ISO-8859-2 > $ echo =B1 | perl -Mlocale -nle 'print if /[a-z]/' > $ echo =B1 | perl -Mlocale -nle 'print if /[[:alpha:]]/' > =B1 If it is specified - fine. If it is not - then it is risky relying on it. (I don't know perl regexp specification) -- ======================================================================= Andrzej M. Krzysztofowicz [EMAIL PROTECTED] phone (48)(58) 347 14 61 Faculty of Applied Phys. & Math., Gdansk University of Technology _______________________________________________ pld-devel-en mailing list [EMAIL PROTECTED] http://lists.pld-linux.org/mailman/listinfo/pld-devel-en
