The given code defines a class called `DatabaseConnection`. It has...
The given code defines a class called
DatabaseConnection. It has private properties
$bConnected which are initially set to
The class has a constructor method that initializes the database connection using the values set in the
$_ENV superglobal array. It creates a MySQL connection using the
mysqli_init() function and sets the SSL parameters. Then, it tries to establish a connection using the
real_connect() method of the
mysqli object. If the connection fails, it outputs an error message and terminates the script. If the connection is successful, it can optionally output a success message.
The class also has a
getConnection() method that returns the database connection object and a
closeConnection() method that closes the database connection and sets the
$bConnected property to
Additionally, there is an
executeQuery($query) method that executes a given SQL query on the database using the
query() method of the database connection object. The result of the query is returned.
Overall, this class provides a way to establish a database connection, execute SQL queries, and close the connection.