index-class {Matrix} R Documentation

## 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.

[-methods, and Subassign-methods, also for examples.
showClass("index")