is_ascii: Check if a character vector consists of entirely ASCII...

In xfun: Supporting Functions for Packages Maintained by 'Yihui Xie'

Check if a character vector consists of entirely ASCII characters

Description

Converts the encoding of a character vector to 'ascii', and check if the result is NA.

Usage

is_ascii(x)

Arguments

x	A character vector.

Value

A logical vector indicating whether each element of the character vector is ASCII.

Examples

library(xfun)
is_ascii(letters)  # yes
is_ascii(intToUtf8(8212))  # no

xfun documentation built on Nov. 2, 2023, 6 p.m.