91514

$url = “mysql:host=mysql;dbname=database_24331_19_91514”;

$conn = new PDO($url,$user,$pwd);
// $sql=”insert into admin(username,password)values(‘$userName’,’$password’)”;
// $conn->exec($sql);
$sql=”show databases”;
$st=$conn->query($sql);
$db_arr=$st->fetchAll();

$sql=”show tables”;
$st=$conn->query($sql);
$tables_arr=$st->fetchAll();

echo “

用户表：{$tables_arr[0][0]}”;
echo “

商品表：{$tables_arr[1][0]}”;