Online PHP editor | refs for QTvgN

<?php function getDaysInWeek ($weekNumber, $year) { // Count from '0104' because January 4th is always in week 1 // (according to ISO 8601). $time = strtotime($year . '0104 +' . ($weekNumber - 1) . ' weeks'); // Get the time of the first day of the week $mondayTime = strtotime('-' . (date('w', $time) + 1) . ' days', $time); // Get the times of days 0 -> 6 $dayTimes = array (); for ($i = 0; $i < 5; ++$i) { $dayTimes[] = strtotime('+' . $i . ' days', $mondayTime); } // Return timestamps for mon-sun. return $dayTimes; } echo "working days in the 53th week from 2015". " "; setlocale(LC_ALL, 'nl_NL'); $werkdagen = getDaysInWeek("53", "2015"); echo (strftime('%d-%m-%Y', $werkdagen[0])) . " "; echo (strftime('%d-%m-%Y', $werkdagen[1])) . " "; echo (strftime('%d-%m-%Y', $werkdagen[2])) . " "; echo (strftime('%d-%m-%Y', $werkdagen[3])) . " "; echo (strftime('%d-%m-%Y', $werkdagen[4])) . " "; echo " "; echo "working days in the 1st week from 2016". " "; $werkdagen = getDaysInWeek("1", "2016"); echo (strftime('%d-%m-%Y', $werkdagen[0])) . " "; echo (strftime('%d-%m-%Y', $werkdagen[1])) . " "; echo (strftime('%d-%m-%Y', $werkdagen[2])) . " "; echo (strftime('%d-%m-%Y', $werkdagen[3])) . " "; echo (strftime('%d-%m-%Y', $werkdagen[4])) . " "; echo " "; ?>