if (document.readyState === 'complete') {
        console.log('document is already ready, just execute code here');
        myInitCode();
    } else {
        document.addEventListener('DOMContentLoaded', function () {
            console.log('document was not ready, place code here');
            myInitCode();
        });
    }

    function myInitCode() {
        var number = document.getElementsByClassName("rewardPoints")[0].innerHTML;
        console.log(number);
        console.log(number.toLocaleString('de-DE'));
        console.log(number.toLocaleString('en-IN'));
    }