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<?php var_dump(\DateTime::createFromFormat('Y-m-d','1999-23-23'));
Output for 8.1.0 - 8.1.29, 8.2.0 - 8.2.23, 8.3.0 - 8.3.11
object(DateTime)#1 (3) { ["date"]=> string(26) "2000-11-23 20:43:43.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
preferences:
50.32 ms | 406 KiB | 5 Q