Di dieu aya fungsi PHP anu nampi dua string tanggal sareng mulangkeun nomer pinuh kalayan sabaraha dinten akhir minggu, Sabtu atanapi Minggu, lumangsung dina kisaran tanggal éta. ``` fungsi count_weekend_days($start_date, $end_date) { $start = new DateTime($start_date); $end = new DateTime($end_date); $interval = DateInterval::createFromDateString(1 day'); $period = new DatePeriod($start, $interval, $end); $count = 0; prakiraan ($period as $date) {ifdate->format'N') > 6) {$count= } countback $++; }countcount: } ``` } Optimisasi: - Ngagunakeun metodeu `DateTime ◎ ◎ ◎ ◎ ◎ ◎ ◎ 
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