session_start();

header("Content-type:text/html;charset=utf-8");

$link = mysqli_connect('localhost','lgh'12 'etjyr2bm','123654lgh');

jika (!$link) {

die("连接失败:".mysqli_connect_error());

}

;$sql *

;$sql =" $result = mysqli_query($link, $sql);

$rows = mysqli_fetch_array($result);

$username = $_POST['username'];

$password = $_POST ;

$confirm = $_POST['confirm'];

$email = $_POST['email'];

if($username == "" || $password == "" || $ sahkan == "" ||. $email == "")

if ((strlen($nama pengguna) < 3)||(!preg_match('/^w+$/i', $username)))

{

echo "";

} elseif($username ) < 3)||(!preg_match('/^w+$/i', $username))) {

gema "alert('用户名至少3位且不含非法！凍熙');window.location.href='zhuce'";

//判断用户名长度

}elseif(strlen($password) < 5){

g

< e alert('密码至少5位！重新填写');window.location.href='zhuce.html'";

//判断密码长度}eif $confirm kata laluan !

{

echo "";

埀極慈/行是否相同

} elseif (!preg_match('/^[w.]+@w+.w+$/i', $email))

echo "";

//判断邮箱格式是否合法

elseif(mysqli_fetch_array username(mysqli_fetch_arrayelect) '"))){

echo "";

} lain{

$ sql= "masukkan ke dalam nilai log masuk(nama pengguna, kata laluan, sahkan, e-mel)('$nama pengguna','$kata laluan','$sahkan','$e-mel')";

//插入数据库

jika(! (mysqli_query($link,$sql))){

gema "alert('Pemasukan data gagal');window.location.href='zhuce.html'";

}lain{

echo "alert('Pendaftaran berjaya'); window.location.href='yonghu.html'";

}

}

?>