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<?php echo "Timezone: ", date_default_timezone_get(), "\n\n"; $sat = strtotime("1981-03-28 02:30:00"); printf("Expected: 1981-03-28 02:30:00 + 3 days = 1981-03-31 02:30:00\n"); printf("Actual: " . "%s + 3 days = " . "%s\n\n", date("Y-m-d H:i:s", $sat), date("Y-m-d H:i:s", strtotime("+3 days", $sat)) ); $sun = strtotime("1981-03-29 02:30:00"); printf("Expected: 1981-03-29 02:30:00 + 3 days = 1981-04-01 02:30:00\n"); printf("Actual: " . "%s + 3 days = " . "%s\n\n", date("Y-m-d H:i:s", $sun), date("Y-m-d H:i:s", strtotime("+3 days", $sun)) ); $mon = strtotime("1981-03-30 02:30:00"); printf("Expected: 1981-03-30 02:30:00 + 3 days = 1981-04-02 02:30:00\n"); printf("Actual: " . "%s + 3 days = " . "%s\n\n", date("Y-m-d H:i:s", $mon), date("Y-m-d H:i:s", strtotime("+3 days", $mon)) );

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