verbinden met de MySQL server en database...

Warning: mysqli::mysqli(): (HY000/1045): Access denied for user 'LisaJ'@'localhost' (using password: YES) in /home/LisaJ/http/Opd78.php on line 8
Failed to connect to MySQL: Access denied for user 'LisaJ'@'localhost' (using password: YES)
Notice: Undefined variable: resultaat in /home/LisaJ/http/Opd78.php on line 19

Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, null given in /home/LisaJ/http/Opd78.php on line 19