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login.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <hr size="1"> <form action="success.php" method="post" > 用戶:<input type="text" name="username"/><br> 密碼:<input type="password" name="password" /><br> <input type="submit" name='login' value="登錄"> </form>