(PHP 5)
mysqli_init — Initializes MySQLi and returns a resource for use with mysqli_real_connect()
Procedural style:
Object oriented style (method):
Allocates or initializes a MYSQL object suitable for mysqli_options() and mysqli_real_connect().
Note: Any subsequent calls to any mysqli function (except mysqli_options()) will fail until mysqli_real_connect() was called.
Returns an object.