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<?php $dateInString = '01.02.2015'; if (preg_match('/(\d{2})\.(\d{2})\.(\d{4})/', $dateInString, $m) ) { $te = strtotime(sprintf('%d-%02d-%02d 00:00:00', $m[3], $m[1], $m[2])); $ts = strtotime(sprintf('%d-01-01 00:00:00', $m[3])); echo floor(($te-$ts)/3600/24); } else { echo 'Bad format'; }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 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, 7.1.6 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
1
Output for 7.1.5

Process exited with code 137.
preferences:
304.58 ms | 401 KiB | 356 Q