index-class
Virtual Class "index" - Simple Class for Matrix Indices
Description
The class "index"
is a virtual class used for indices (in signatures) for matrix indexing and sub-assignment of Matrix matrices.
In fact, it is currently implemented as a simple class union (setClassUnion
) of "numeric"
, "logical"
and "character"
.
Objects from the Class
Since it is a virtual Class, no objects may be created from it.
See Also
[-methods
, and Subassign-methods
, also for examples.
Examples
showClass("index")
Copyright (©) 1999–2012 R Foundation for Statistical Computing.
Licensed under the GNU General Public License.