前端-vue基础25-v-i和v-for结合使用 

<!DOCTYPE html>
<html lang="en">
 
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
 
    </style>
</head>
 
<body>
    <div id="app">
        <div v-if='v==12' v-for='(v,k,i) in obj'>{{v+'---'+k+'----'+i}}</div>
    </div>
    <script type="text/javascript" src="./js/vue.js"></script>
    <script>
        var obj = {
            uname: 'geyao',
            age: 12,
            gender: 'male'
        }
        for (var key in obj) {
            console.log(key, obj[key]);
        }
        var vm = new Vue({
            //绑定的标签
            el: '#app',
            //自定义按键修饰符
            data: {
                obj: {
                    uname: 'geyao',
                    age: 12,
                    gender: 'male'
                }
            },
            methods: {
                //控制元素样式是否显示
                handle: function() {
                    this.flag = !this.flag;
                }
            }
        });
    </script>
</body>
 
</html>

总结

posted @ 2022-07-23 22:30  前端导师歌谣  阅读(87)  评论(0)    收藏  举报