Check Array — chk_array • chk

Checks if is an array using

is.array(x)

Usage

chk_array(x, x_name = NULL)

vld_array(x)

Arguments

x: The object to check.
x_name: A string of the name of object x or NULL.

Value

The chk_ function throws an informative error if the test fails or returns the original object if successful so it can used in pipes.

The vld_ function returns a flag indicating whether the test was met.

Functions

vld_array(): Validate Array

See also

Other chk_is: chk_atomic(), chk_data(), chk_function(), chk_is(), chk_matrix(), chk_numeric(), chk_s3_class(), chk_s4_class(), chk_vector(), chk_whole_numeric()

Examples

# chk_array
chk_array(array(1))
try(chk_array(matrix(1)))

# vld_array
vld_array(1)
#> [1] FALSE
vld_array(array(1))
#> [1] TRUE