[R] lattice: showing panels for factor levels with no values

Dieter Menne dieter.menne at menne-biomed.de
Fri Feb 13 14:18:03 CET 2004

Wolfram Fischer wrote (

> Is there an option to show empty panels for "Grand Rapids" in
> ``my.barley''?

No, unused factor levels are dropped. I'll see if adding an option for this
is feasible.

Dieter Menne:

See also


Deepayan, at that time I received an e-mail (not in the archives) from you
saying that this feature was already in the code, but not yet active (quoted
from memory).

Dieter Menne

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