has_name: Convenience function to check presence of a named element

In Robertus100/tibble: Simple Data Frames

Description

This function returns a logical value that indicates if a data frame or another named object contains an element with a specific name.

Usage

has_name(x, name)

Arguments

x	A data frame or another named object
name	Element name(s) to check

Details

Unnamed objects are treated as if all names are empty strings. NA input gives FALSE as output.

Value

A logical vector of the same length as name

Examples

has_name(iris, "Species")
has_name(mtcars, "gears")

Robertus100/tibble documentation built on May 9, 2019, 10:09 a.m.