Function ezin::get_number [−] [src]

pub fn get_number<T>() -> Option<T> where
    T: FromStr, 

A function to get a number from user input.

use ezin::get_number;

println!("Enter a number");
let val: Option<u32> = get_number();

if let Some(i) = val {
    // Do Something
} else {
    println!("Error. Invalid numerical input.");
    return;
}