$ perl -le " use CGI -utf8; my $q = CGI->new; print $q->header, $q->start_html "
Content-Type: text/html; charset=ISO-8859-1
Untitled Document
$ perl -le " use CGI -utf8; my $q = CGI->new; print $q->header(qw/ -charset UTF-8 / ), $q->start_html "
Content-Type: text/html; charset=UTF-8
Untitled Document