using MySqlConnector;

string host="localhost";
string name="libes";
string user="libes";
string pass="titok";

string url = @$"
    Server={host};
    Database={name};
    User ID={user};
    Password={pass};
    ";

MySqlConnection conn = new(url);

try {
    conn.Open();
    Console.WriteLine("Ok");
}catch(MySqlException e) {
    Console.Error.WriteLine("Hiba! A kapcsolódás sikertelen!");
    Console.Error.WriteLine(e.Message);
}