Duplex Property
Applies To: Printer
Description
Specifies whether pages are printed on separate sheets or back-to-back.
Duplex is a character vector which is either empty or contains 'Simplex'
, 'Vertical'
, or 'Horizontal'
.
The default value for Duplex is derived from the current printer setting and 'Vertical'
and 'Horizontal'
are only effective if the printer supports a duplex capability.