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es6结构赋值(3篇)

时间:2020-05-31 16:00:17      阅读:78      评论:0      收藏:0      [点我收藏+]

标签:col   view   nbsp   lan   set   结构   user   oct   div   

es6结构赋值:

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>es6结构赋值</title>
</head>
<body>

    <script>
        //es6结构赋值
        let arr=["held","word","good"];
        let [firstname,twoname] =  arr
        console.log(firstname,twoname); //held word


        let demo = ["a","b","c","d"];
        let [name1, , name3] = demo;
        console.log(name1,name3);//a c


        //属性赋值
        let user = {name:"张三",old:"18"};
        [user.name,user.old] = [1,2]
        console.log(user);//{name: 1, old: 2}

    </script>
    
</body>
</html>

 

es6结构赋值(3篇)

标签:col   view   nbsp   lan   set   结构   user   oct   div   

原文地址:https://www.cnblogs.com/huanghuali/p/13019126.html

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