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my $newfont = ''; # maybe font value read from user, results in ... $rw->Label(-text => "Col. 1", $opt, -padx => 10)->grid( $rw->Label(-text => "Col. 2", $opt, -padx => 11), $rw->Label(-text => "Col. 3", $opt, -padx => 11))
Tk::Error: Odd number of args to Tk::Label->new(...)