is_unique: Determine whether a column in a data frame is unique across...

In trahelyk/trahelyk_pkg: A collection of tools, mostly for formatting output for dynamic documents

Description

Determine whether a column in a data frame is unique across all rows

Usage

is_unique(x, guid, quiet = FALSE)

Arguments

x	A data frame
guid	Name of the column to evaluate for uniqueness
quiet	Logical. If FALSE, the function echoes the number of unique values of 'guid'; if TRUE, it only returns a logical.

Value

Logical indicating whether the guid is unique across rows

Examples

foo <- tibble(A = c(1, 2, 3, 4, 5),
              B = c("A", "B", "B", "C", "D"))
is_unique(foo, "A")
is_unique(foo, "B")

trahelyk/trahelyk_pkg documentation built on June 14, 2021, 9:25 p.m.