Password Validator JS

function passwordValidator(password) {
    let valLength = validLength(password);
    let valSymbols = checkValidSymbols(password);
    let valDigits = checkTwoDigits(password);
    printResult(valLength, valSymbols, valDigits);

    function validLength(password) {
        return password.length >= 6 && password.length <= 10;
    }
    function checkValidSymbols(text) {
        for (let sym of text) {
            let symbol = sym.charCodeAt(0);

            let digitsInPassword = checkForDigits(symbol);
            let letters = checkForLetters(symbol);
            if (!digitsInPassword && !letters) {
                return false;
            }
        }
        return true;
    }

    function checkForDigits(char) {
        return char >= 48 && char <= 57
    }

    function checkForLetters(char) {
        return (char >= 65 && char <= 90) || (char >= 97 && char <= 122)
    }

    function checkTwoDigits(password) {
        let digitCounter = 0;
        for (let sym of password) {
            let digitsInPassword = checkForDigits(sym.charCodeAt(0));
            if (digitsInPassword) {
                digitCounter++;
            }
        }
        return digitCounter >= 2
    }

    function printResult(valLength, valSymbols, valDigits) {
        if (!valLength) {
            console.log("Password must be between 6 and 10 characters");
        }
        if (!valSymbols) {
            console.log("Password must consist only of letters and digits");
        }
        if (!valDigits) {
            console.log("Password must have at least 2 digits");
        }
        if (valLength && valSymbols && valDigits) {
            console.log("Password is valid");
        }
    }
}