php_registrationform:使用PHP和MySQL进行用户注册和登录

PHP注册和登录 用途： htmlspecialchars($var)` while outputting data mysqli_real_escape_string($conn, $_POST['var']) to escape special characters password_hash($password, PASSWORD_DEFAULT) and password_verify($password, $hashed_password) to hash and store passwords in database $_SESSION['vars'] to authenticate a user 注册页面 失误 登录页面 主页