老师帮忙检查下代码, 谢谢！

来源：3-5 编程练习

慕仙0287733

2019-12-24 21:34:56

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>break和continue</title>
</head>
<body>
    <script>
     var pwd,pwdAgain;
     //补充代码
        pwd = prompt("请输入密码:")
        while(pwd!="123456"){
        pwd = prompt("请输入密码:")
        }
        if (pwd=="123456"){
        pwdAgain = prompt("请再次输入密码")
        while(pwd!=pwdAgain){
          pwdAgain = prompt("请输入密码:")
        }
        alert("两次输入的密码一致")
        }
</script>
</body>
</html>