Fatal error: Uncaught Error: Undefined constant "DB_PORT" in /var/www/html/switchservice_1/functionsv2.php:28
Stack trace:
#0 /var/www/html/switchservice/type3.php(28): functionClass->__construct()
#1 {main}
thrown in /var/www/html/switchservice_1/functionsv2.php on line 28