Fatal error: Uncaught TypeError: floor(): Argument #1 ($num) must be of type int|float, string given in /usr/home/simsung/www/imart/pointmall/detail.php:38 Stack trace: #0 /usr/home/simsung/www/imart/pointmall/detail.php(38): floor('') #1 {main} thrown in /usr/home/simsung/www/imart/pointmall/detail.php on line 38