3v4l.org

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<?php echo $drst = strtotime('-3 days', strtotime('2013-10-31 00:00:00')); echo "\r\n"; echo $drstRev = strtotime('-1 month', $drst); echo "\r\n"; echo date('Y-m-d', $drstRev); echo "\r\n"; echo $drst = strtotime('2013-10-30 00:00:00'); echo "\r\n"; echo $drstRev = strtotime('-1 month', $drst); echo "\r\n"; echo date('Y-m-t', $drstRev); ?>
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 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
1382914800 1380319200 2013-09-28 1383087600 1380492000 2013-09-30
Output for 7.3.32 - 7.3.33, 8.0.13
1382918400 1380326400 2013-09-28 1383091200 1380499200 2013-09-30

preferences:
243.79 ms | 401 KiB | 379 Q