Function
printer-metrics-device-height printer-metrics
printer-metrics-device-height function takes a printer-metric object as its argument and returns the height of the printable page in the internal units used by the printer driver or printing subsystem of the printer. This function andprinter-metrics-device-width should not be used to determine the aspect ratio of the printable page as some printers have size units that differ in the x and y directions. get-printer-metricsprinter-metrics-device-widthprinter-metrics-dpi-xprinter-metrics-dpi-yprinter-metrics-heightprinter-metrics-width