我正在为我的网站编写一个登录脚本.我编写了登录脚本,并通过jQuery通过AJAX调用将表单绑定到它. 这是表单调用的php：<?PHP # Make sure form data was passed to the scriptIF (isset($_POST) && isset($_POST['username']) && isset($_POST['password'])){# Connect to the databaseREQUIRE('../../../../my_db.php');# Define variables$given_username = $_POST['username'];$given_password = $_POST['password'];$hashed_pa...