3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $dateMonth = '2013-08'; $dateFirstDay = new DateTime($dateMonth . '-01'); $dayOfWeekFirstDay = $dateFirstDay->format('w'); $nofDaysInMonth = $dateFirstDay->format('t'); $daysOfWeek = array( 0 => 'Sun', 1 => 'Mon', 2 => 'Tue', 3 => 'Wed', 4 => 'Thu', 5 => 'Fri', 6 => 'Sat' ); $currentDayOfWeek = $dayOfWeekFirstDay; foreach($daysOfWeek as $dayName) { echo $dayName . "\t"; } echo "\n"; if ($currentDayOfWeek != 1) { $skipFirstDays = (0 == $currentDayOfWeek ? 6 : $currentDayOfWeek-1); echo str_pad('', $skipFirstDays, " \t"); } for ($curDay = 1; $curDay <= $nofDaysInMonth; $curDay++, $currentDayOfWeek++) { if ($currentDayOfWeek == 7) { $currentDayOfWeek = 0; } $isWeekEnd = false; if ($currentDayOfWeek == 6 || $currentDayOfWeek == 0) { $isWeekEnd = true; } if (!$isWeekEnd) { echo $curDay . "\t"; } else { echo "[" . $curDay . "]\t"; } if ($currentDayOfWeek == 0) { echo "\n"; } }
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Sun Mon Tue Wed Thu Fri Sat 1 2 [3] [4] 5 6 7 8 9 [10] [11] 12 13 14 15 16 [17] [18] 19 20 21 22 23 [24] [25] 26 27 28 29 30 [31]
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/QClWq on line 5
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/QClWq on line 5
Process exited with code 255.
Output for 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/QClWq on line 5
Output for 4.3.0
Fatal error: Cannot instantiate non-existent class: datetime in /in/jWjof on line 5