摧毁

$uName=$_POST[“userName”];
$uPwd=$_POST[“password”];

$_SESSION[“uName”]=$uName;

$url = “mysql:host=mysql;dbname=database_24331_19_91504”;
$user = “24331_19_91504”;//数据库用户
$pwd = “896f756a347319dffc98ead3d139d3b6”;//数据库密码
$conn = new PDO($url,$user,$pwd);

$sql=”select * from admin where uname=’$uName’”;
$st = $conn->query($sql);
$rs = $st->fetch();

$_SESSION[“uId”]=$rs[“id”];
unset($_SESSION[“uPwd”])