Perl Tk設定标簽字型

#
my $frm_menu = $mw -> Frame() ->pack(-side=>"top",-fill => 'x');
#my $txt = $frm_menu -> Scrolled('Text',-width => 50,-scrollbars=>'e') -> pack ();      

####設定标簽
$code_font = $mw->fontCreate(-family => '黑體',-size => 100);
my $lab =  $mw -> Label(-text=>"xxxxx\n運維巡檢平台",-font => $code_font)->pack(qw/-side top -fill both -expand 1 /);