aaryadev

function getId(url) {
    var regExp = /^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/;
    var match = url.match(regExp);

    if (match && match[2].length == 11) {
        return match[2];
    } else {
        return 'error';
    }
}