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<?php $start = new DateTime('2018-12-31 00:00:00'); $end = new DateTime('2021-12-31 00:00:00'); $interval = new DateInterval('P1M'); $recurrences = 5; $elements = []; for ($i = 0; $i < 25000; $i++) { $elements[] = new DatePeriod($start, $interval, $recurrences, DatePeriod::EXCLUDE_START_DATE); } echo "Memory usage: " . memory_get_usage(true) / (1024 * 1024) . " MB\n";

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