is.ffmatrix {oligoClasses} | R Documentation |
Check if object is an ff-matrix object.
is.ffmatrix(object)
object |
object to be checked |
Logical.
This function is meant to be used by developers.
if (isPackageLoaded("ff")){ x1 <- ff(vmode="double", dim=c(10, 2)) is.ffmatrix(x1) } x1 <- matrix(0, nr=10, nc=2) is.ffmatrix(x1)