请老师检查

来源：2-10 Set的应用

慕斯2168053

2021-11-18 19:08:54

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <script>
        const s = new Set([1, 2, 1]);
        let arr = [];
        s.forEach(function(a) {
            arr.push(a);
        });
        console.log(arr);
    </script>
</body>

</html>

写回答

1回答