scan2 {grand}

Restricts scan() input to a specified format

Description

Restricts scan() input to a specified format

Usage

scan2(prompt, type)

Arguments

prompt

string: prompt for user input

type

string: required format for input

Value

user input in specified format

Examples

character <- scan2(prompt = "Type any character", type = "character")
numeric <- scan2(prompt = "Type any number", type = "numeric")
integer <- scan2(prompt = "Type any number", type = "integer")
custom <- scan2(prompt = "Yes or No?", type = c("Y","N"))