How Tos > MySQL and Databases
Connect to MySQL from PHP (PHP >= 5.6.x)
$user = 'root';
$password = 'root';
$db = 'inventory';
$host = 'localhost';
$port = 8889;
$link = mysqli_init();
$success = mysqli_real_connect(
$link,
$host,
$user,
$password,
$db,
$port
);
or using an UNIX Socket:
$user = 'root';
$password = 'root';
$db = 'inventory';
$host = '127.0.0.1';
$port = 8889;
$socket = 'localhost:/Applications/MAMP/tmp/mysql/mysql.sock';
$link = mysqli_init();
$success = mysqli_real_connect(
$link,
$host,
$user,
$password,
$db,
$port,
$socket
);