Function askForGuess

javascript_games/guess.js:10–19

()

const readlineSync = require('readline-sync');

function askForGuess() {
    while (true) {
        let guess = readlineSync.question('> ');  // Enter the guess.

        if (!isNaN(guess)) {
            return Number(guess);  // Convert string guess to an integer.
        }
        console.log('Please enter a number between 1 and 100.');
    }
}

console.log('Guess the Number, by Al Sweigart al@inventwithpython.com');
console.log();