Description:
------------
The documentation for: http://php.net/manual/en/mysqli.query.php

The example for how to make a query with MySQLi it have an example how to connect 
to MySQL as well, using MySQLi.
In the example it uses a method called "connect_errno()". But it's not a 
method/function, it's a instance variable.

Test script:
---------------
if ($mysqli->connect_errno()) {
    printf("Connect failed: %s\n", $mysqli->connect_error());
    exit();
}

Expected result:
----------------
PHP should print out that "Connect failed" with an error description.

Actual result:
--------------
PHP gives a fatal error.