老师，是这样修改的吗

来源：3-2 编程练习

程序媛小灯

2021-03-08 14:01:06

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
    //   (function () {
    //         const obj = {
    //             username: "xiaomu",
    //             say: function (age) {
    //                 return `我叫${obj.username}，今年${age}岁了`
    //             }
    //         }
    //         obj.say(18)
    //     })();   
        //    在此补充代码
        (() => {
            const obj = {
                username: "xiaomu",
                say: (age) => {
                    return `我叫${obj.username}，今年${age}岁了`
                }
            }
            console.log(obj.say(18));
        })();
    </script>
</body>
</html>