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<?php function generate_calendar($month, $year) { $calendar = []; $week_number = (IntlCalendar::fromDateTime ("$year-$month-01"))->get(IntlCalendar::FIELD_WEEK_OF_YEAR); $month_start = new DateTime("$year-$month-01"); // Generate the previous month's days if ($first_day = $month_start->format('w')) { $week = array_fill(1, $first_day, ''); } // Generate the current month's days $days_in_month = $month_start->format('t'); for ($i = 1; $i <= $days_in_month; $i++) { $week[] = $i; if (count($week) == 7) { $calendar[$week_number] = $week; $week_number++; $week = []; } } if ($week) { // Generate empty days for the next month $calendar[$week_number] = array_pad($week, 7, ''); } return $calendar; } foreach (range(2020, 2025) as $year) { foreach (range(1, 12) as $month) { $month_name = date('F', strtotime("$year-$month-01")); $calendar = generate_calendar($month, $year); echo "<table>\n"; echo " <tr>\n"; echo " <th colspan='8'>$month_name $year</th>\n"; echo " </tr>\n"; echo " <tr>\n"; echo " <th>Week</th>\n"; echo " <th>Sun</th>\n"; echo " <th>Mon</th>\n"; echo " <th>Tue</th>\n"; echo " <th>Wed</th>\n"; echo " <th>Thu</th>\n"; echo " <th>Fri</th>\n"; echo " <th>Sat</th>\n"; echo " </tr>\n"; foreach ($calendar as $week_number => $week) { echo " <tr>\n"; echo " <td>$week_number</td>\n"; foreach ($week as $day) { echo " <td>$day</td>\n"; } echo " </tr>\n"; } echo "</table>\n\n"; } }

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