Function parseWeekNumberISO

docs/app/js/sanddance-app.js:112641–112644

(d, string, i)

    return n ? (d.U = +n[0], i + n[0].length) : -1;
}
function parseWeekNumberISO(d, string, i) {
    var n = numberRe.exec(string.slice(i, i + 2));
    return n ? (d.V = +n[0], i + n[0].length) : -1;
}
function parseWeekNumberMonday(d, string, i) {
    var n = numberRe.exec(string.slice(i, i + 2));
    return n ? (d.W = +n[0], i + n[0].length) : -1;