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<?php $firstDayJuly2016 = new DateTime("first day of July 2016"); // The following returns // object(DateTime) // public 'date' => string '2016-07-02 00:00:00' (length=19) var_dump($firstDayJuly2016); $fourthDayJuly2016 = new DateTime("July 2016 +4 days"); // The following returns // object(DateTime) // public 'date' => string '2016-07-05 00:00:00' (length=19) var_dump($fourthDayJuly2016);
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-07-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } object(DateTime)#2 (3) { ["date"]=> string(26) "2016-07-05 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 7.3.32 - 7.3.33, 8.0.13
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-07-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } object(DateTime)#2 (3) { ["date"]=> string(26) "2016-07-05 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" }

preferences:
119.82 ms | 408 KiB | 5 Q