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  1. or download this
    our $/;

open(my $in, "<", "myfile");
...

close $out;
close $in;
  2. or download this
    $ perl test.pl
Wide character in print at test.pl line 10, <$in> line 1.
$
  3. or download this
    0000000: c3af c2bb c2bf 6865 6c6c 6f2c 2077 6f72  ......hello, wor
0000010: 6c64                                     ld