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use strict; use warnings; ... print "\n"; use locale;print "use locale: "; foreach (sort(@b)){printf "%-4s", $_;}
no locale : ABCDEFGHIJKLabcdefghijkl POSIX : ABCDEFGHIJKLabcdefghijkl ... no locale : Laa aaa aab aba abb lab POSIX : Laa aaa aab aba abb lab use locale: aba abb lab Laa aaa aab