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<?php $now = new DateTime(); $twoDaysAgo1 = new DateTime('-2 days'); $twoDaysAgo2 = new DateTime('-172800 seconds'); $twoDaysAgo3 = new DateTime('@' . ($now->getTimestamp() - 172800)); var_dump($twoDaysAgo1->getTimestamp()); var_dump($twoDaysAgo2->getTimestamp()); var_dump($twoDaysAgo3->getTimestamp());

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