Check for and Coerce to Measure

Check if an object inherits the measure class, or coerce to measure.

Usage

is_measure(x)

is.measure(x)

as_measure(x)

as.measure(x)

Arguments

x

an R object

Value

For is_measure(), a logical value. For as_measure(), the result of measure()

Details

is.measure() and as.measure() are aliases of is_measure() and as_measure() respectively.

Examples

(x <- measure(1:5, "m"))
#> <measure[5]>
#> [1] 1 m 2 m 3 m 4 m 5 m
is_measure(x)
#> [1] TRUE
(y <- as_measure(1:5))
#> <measure[5]>
#> [1] 1 2 3 4 5
is_measure(y)
#> [1] TRUE