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Postings from December 2010
On Thu, 9 Dec 2010 14:04:04 -0800
Jonathan Pool <pool@utilika.org> wrote:
> > use encoding 'UTF-8';
> > $x = "\xC2\x80";
> >
> > (Except perhaps in how the UTF8 flag is set, but that's not suppose to make a difference.)
> >
> > - Eric
>
> Could the latter representation (\xc2\x80) appear in a regular-expression character class, too?
Could with perl 5.8.0, 5.8.1, 5.8.3, 5.8.8.
Cannot with perl 5.8.9, 5.10.0, 5.10.1.
(I didn't run with other versions.)
#!perl
use strict;
use warnings;
use charnames ':full';
use encoding 'UTF-8';
print "perl $]\n";
print "a\N{NO-BREAK SPACE}z" =~ /a\xC2\xA0z/ ? "ok\n" : "not ok\n";
__END__
perl 5.008
ok
perl 5.008001
ok
perl 5.008003
ok
perl 5.008008
ok
perl 5.008009
not ok
perl 5.010000
not ok
perl 5.010001
not ok
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