IsMatrixEmpty: Check to see if a matrix is empty

In mojaveazure/seurat-disk: Interfaces for HDF5-Based Single Cell File Formats

Check to see if a matrix is empty

Description

Determine if a matrix is empty or not. A matrix is considered empty if it satisfies one of the following conditions:

• The dimensions of the matrix are 0-by-0 (all(dim(x) == 0))

• The dimensions of the matrix are 1-by-1 (all(dim(x) == 1)) and the sole vlaue is NA

These two situations correspond to matrices generated with either new('matrix') or matrix()

Usage

IsMatrixEmpty(x)

Arguments

x

A matrix

Value

TRUE if the matrix is empty otherwise FALSE

Examples

SeuratDisk:::IsMatrixEmpty(new('matrix'))
SeuratDisk:::IsMatrixEmpty(matrix())
SeuratDisk:::IsMatrixEmpty(matrix(1:9, nrow = 3))

mojaveazure/seurat-disk documentation built on Nov. 5, 2023, 9:40 a.m.