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<?php date_default_timezone_set('Europe/Berlin'); echo date('c', 1477787400) . PHP_EOL; echo date('c', strtotime('+1 second', 1477787400)) . PHP_EOL; echo (strtotime('+1 second', 1477787400) - 1477787400) . PHP_EOL;

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25.97 ms | 406 KiB | 5 Q