3v4l.org

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<?php $dateTimeEast = new DateTime('today', new DateTimeZone('Asia/Ulaanbaatar')); $dateTimeWest = new DateTime('today', new DateTimeZone('Asia/Hovd')); printf( 'Mongolei Ost: %s, Mongolei West: %s', $dateTimeEast->format('O'), $dateTimeWest->format('O') );
Output for 7.0.18 - 7.0.33, 7.1.4 - 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 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Mongolei Ost: +0800, Mongolei West: +0700
Output for 5.6.38, 7.0.0 - 7.0.17, 7.1.0 - 7.1.3
Mongolei Ost: +0900, Mongolei West: +0800

preferences:
138.02 ms | 402 KiB | 218 Q