chk-uniqueness {testdat}

Checks: uniqueness

Description

Check that each value in a vector is unique.

Usage

chk_unique(x)

Arguments

x

A vector to check.

Value

A logical vector flagging records that have passed or failed the check.

See Also

Checks: data frame helpers

Expectations: uniqueness

Other vector checks: chk-dates, chk-dummy, chk-labels, chk-patterns, chk-text, chk-values

Examples

x <- c(NA, 1:10, NA)
chk_unique(x)

x <- c(10, 1:10, 10)
chk_unique(x)