Matrix (version 1.5-4)

MatrixClass: The Matrix (Super-) Class of a Class

Description

Return the (maybe super-)class of class cl from package Matrix, returning character(0) if there is none.

Usage

MatrixClass(cl, cld = getClassDef(cl), ...Matrix = TRUE,
            dropVirtual = TRUE, ...)

Value

a character string

Arguments

cl

string, class name

cld

its class definition

...Matrix

logical indicating if the result must be of pattern "[dlniz]..Matrix" where the first letter "[dlniz]" denotes the content kind.

dropVirtual

logical indicating if virtual classes are included or not.

...

further arguments are passed to .selectSuperClasses().

Author

Martin Maechler, 24 Mar 2009

See Also

Matrix, the mother of all Matrix classes.

Examples

mkA <- setClass("A", contains="dgCMatrix")
(A <- mkA())
stopifnot(identical(
     MatrixClass("A"),
     "dgCMatrix"))