PDO

PDO连接

header("content-type:text/html;charset=utf8");
$dsn = "mysql:host=127.0.0.1;dbname=dome7";
$db = new PDO($dsn, 'root', 'root');
$db->query("SET NAMES utf8");
//接值
$id = $_GET['id'];
$sql = "select * from commodity where id='$id'";
$re = $db->query($sql);