3v4l.org

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<?php $d = new DateTime('@1441893525.8406'); print $d->format("Y-m-d H:i:s.u"); echo serialize($d);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
2015-09-10 13:58:45.840600O:8:"DateTime":3:{s:4:"date";s:26:"2015-09-10 13:58:45.840600";s:13:"timezone_type";i:1;s:8:"timezone";s:6:"+00:00";}
Output for 5.4.30 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
8451-09-10 13:58:45.000000O:8:"DateTime":3:{s:4:"date";s:26:"8451-09-10 13:58:45.000000";s:13:"timezone_type";i:1;s:8:"timezone";s:6:"+00:00";}
Output for 5.4.7 - 5.4.29
8451-09-10 13:58:45.000000O:8:"DateTime":3:{s:4:"date";s:19:"8451-09-10 13:58:45";s:13:"timezone_type";i:1;s:8:"timezone";s:6:"+00:00";}

preferences:
195.88 ms | 405 KiB | 265 Q