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<?php $tries = array( 'CET', 'Europe/Madrid', date_default_timezone_get() ); foreach ($tries as $try) { $dtzone = new DateTimeZone($try); $dt = new DateTime(null, $dtzone); $dt->setDate(2015, 3, 25); $dt->setTime(10, 5, 0); var_dump($dt->getTimestamp()); }

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