isDigit: Is it a digit?

View source: R/isDigit.R

isDigitR Documentation

Is it a digit?

Description

Checks whether a character is a digit: { 0 .. 9 }.

Usage

isDigit(ch)

Arguments

ch

character to be checked

Value

TRUE/FALSE, depending on the character being a digit.

Examples

isDigit('9')
isDigit('a')

qmrparser documentation built on April 24, 2022, 1:05 a.m.