Warning: mysql_connect(): php_network_getaddresses: getaddrinfo failed: Este host n�o � conhecido. in C:\xampp\htdocs\Misturado\testmysql.php on line 2

Warning: mysql_connect(): php_network_getaddresses: getaddrinfo failed: Este host n�o � conhecido. in C:\xampp\htdocs\Misturado\testmysql.php on line 2
Could not connect to MySQL: php_network_getaddresses: getaddrinfo failed: Este host não é conhecido.