isOpen.Device: Checks if a device is open or not

Description Usage Arguments Value Author(s) See Also

Description

Checks if a device is open or not.

Usage

1

Arguments

...

Use 'index' as the index of the device.

Value

Returns TRUE if the device is open, otherwise FALSE.

Author(s)

Henrik Bengtsson (http://www.braju.com/R/)

See Also

dev.list.

For more information see Device.


HenrikBengtsson/R.graphics documentation built on May 6, 2019, 11:53 p.m.