Warning: Trying to access array offset on value of type null in /var/www/html/tienda/producto.php on line 28

Warning: Trying to access array offset on value of type null in /var/www/html/tienda/producto.php on line 29

Fatal error: Uncaught TypeError: number_format(): Argument #1 ($num) must be of type float, string given in /var/www/html/tienda/producto.php:30 Stack trace: #0 /var/www/html/tienda/producto.php(30): number_format() #1 {main} thrown in /var/www/html/tienda/producto.php on line 30