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<?php function addRollover($givenDate, $addtime) { $datetime = new DateTime($givenDate); $datetime->modify($addtime); if (in_array($datetime->format('l'), array('Sunday','Saturday')) || 17 < $datetime->format('G') || (17 === $datetime->format('G') && 30 < $datetime->format('G')) ) { $endofday = clone $datetime; $endofday->setTime(17,30); $interval = $endofday->diff($datetime); $datetime->add(new DateInterval('P1D')); if (in_array($datetime->format('l'), array('Saturday', 'Sunday'))) { $datetime->modify('next Monday'); } $datetime->setTime(8,30); $datetime->add($interval); } return $datetime; } $future = addRollover('2014-06-26 15:41:00', '+4 hours'); echo $future->format('Y-m-d H:i:s');
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
2014-06-27 10:41:00
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined method DateTime::diff() in /in/msepT on line 12
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/msepT on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_VARIABLE in /in/msepT on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_VARIABLE in /in/msepT on line 10
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/msepT on line 10
Process exited with code 255.

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