(year, week, weekday, firstDayOfWeekOfYear, firstDayOfWeek)
| 2603 | |
| 2604 | //http://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday |
| 2605 | function dayOfYearFromWeeks(year, week, weekday, firstDayOfWeekOfYear, firstDayOfWeek) { |
| 2606 | var week1Jan = 6 + firstDayOfWeek - firstDayOfWeekOfYear, janX = createUTCDate(year, 0, 1 + week1Jan), d = janX.getUTCDay(), dayOfYear; |
| 2607 | if (d < firstDayOfWeek) { |
| 2608 | d += 7; |
| 2609 | } |
| 2610 | |
| 2611 | weekday = weekday != null ? 1 * weekday : firstDayOfWeek; |
| 2612 | |
| 2613 | dayOfYear = 1 + week1Jan + 7 * (week - 1) - d + weekday; |
| 2614 | |
| 2615 | return { |
| 2616 | year: dayOfYear > 0 ? year : year - 1, |
| 2617 | dayOfYear: dayOfYear > 0 ? dayOfYear : daysInYear(year - 1) + dayOfYear |
| 2618 | }; |
| 2619 | } |
| 2620 | |
| 2621 | // MOMENTS |
| 2622 |
no test coverage detected