Fatal error: Uncaught TypeError: gmmktime(): Argument #1 ($hour) must be of type int, string given in /var/www/html/delivery.php:99 Stack trace: #0 /var/www/html/delivery.php(99): gmmktime('/1', '6/', 0, '/2', '1/', '03') #1 {main} thrown in /var/www/html/delivery.php on line 99