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R.utils (version 2.4.0)

Assert$isMatrix: Static method asserting thatan object is a matrix

Description

Static method asserting thatan object is a matrix.

Usage

## Static method (use this):
## Assert$isMatrix(x, nrow=NULL, ncol=NULL, ...)


## Don't use the below:
"isMatrix"(static, x, nrow=NULL, ncol=NULL, ...)

Arguments

x
Object to be checked.
nrow
Required number of rows. If NULL, this is not checked.
ncol
Required number of columns. If NULL, this is not checked.
...
Not used.

Value

Returns (invisibly) TRUE, or throws an exception.

See Also

For more information see Assert.