You can get rid of the "wide character" warning with the -CS switch. As you demonstrate correctly, you need to tell Perl about the encoding of your script (and

You can get rid of the "wide character" warning with the -CS switch. As you demonstrate correctly, you need to tell Perl about the encoding of your script (and thus the literals in your script). `use utf8;` or at the command line `-Mutf8` does that.