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<?php date_default_timezone_set('Europe/Zurich'); $now = time(); $timeHourFraction = strtotime("+0.4 days"); // ~ +1 hour echo "+0.4: " . date("d.m.Y H:i:s", $timeHourFraction) . PHP_EOL;

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47.89 ms | 407 KiB | 5 Q