HTML_Practice/function_4.html at master · cheonsong/HTML_Practice · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script>
        var rightId = "chosun";
        var rightPw = "chosun";
        function login(id,pw){
            if(id == rightId){
                if(pw == rightPw){
                    document.write(id + "님 방문을 환영합니다");
                }
                else{
                    alert("잘못된 비밀번호입니다.");
                }
            }
            else{
                alert("존재하지 않는 아이디입니다.");
            }
        }

        var userId = prompt("아이디를 입력하세요.","");
        var userPw = prompt("비밀번호를 입력하세요","");

        login(userId,userPw);
    </script>
</head>
<body>

</body>
</html>