老师，这样对吗？

来源：3-5 编程练习

五维码

2021-04-09 11:00:43

<!DOCTYPE html>
<html>

<head>
    <meta charset="UTF-8" />
    <title>find()和findIndex()方法</title>
</head>

<body>
    <script>
        let data = [
            {
                age: 12,
                name: "张三"
            },
            {
                age: 20,
                name: "李四"
            }
        ]
        /*补充代码*/
        console.log(data.find(value => value.age == 20));

        data.findIndex(value => {
            value.name === '李四';
            value.hobby = '游泳';
        });
        console.log(data[1]);
    </script>
</body>

</html>