'Styczeń', 2 => 'Luty', 3 => 'Marzec', 4 => 'Kwiecień', 5 => 'Maj', 6 => 'Czerwiec', 7 => 'Lipiec', 8 => 'Sierpień', 9 => 'Wrzesień', 10 => 'Październik', 11 => 'Listopad', 12 => 'Grudzień' ]; $dayNames = ['Pon', 'Wt', 'Śr', 'Czw', 'Pt', 'Sob', 'Ndz']; // Obliczenia kalendarza $firstDayOfMonth = mktime(0, 0, 0, $month, 1, $year); $daysInMonth = cal_days_in_month(CAL_GREGORIAN, $month, $year); $dayOfWeek = date('N', $firstDayOfMonth); // 1 = poniedziałek, 7 = niedziela $prevMonth = $month - 1; $prevYear = $year; if ($prevMonth < 1) { $prevMonth = 12; $prevYear--; } $nextMonth = $month + 1; $nextYear = $year; if ($nextMonth > 12) { $nextMonth = 1; $nextYear++; } $today = date('Y-m-d'); ob_start(); ?>