v-on:click 

<!DOCTYPE html>
<html>
<head>
    <title></title>
    <meta charset="utf-8">
    <script src="http://unpkg.com/vue/dist/vue.js"></script>
 
    <script type="text/javascript">
        window.onload = function(){
            var vm = new Vue({
                el:'#box',
                methods:{
                    show:function(){
                        alert(1);
                    }
                }
            });
        }
    </script>
</head>
<body>
    <div id="box">
        <input type="button" value="按钮" v-on:click="show()">
    </div>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
    <title></title>
    <meta charset="utf-8">
    <script src="http://unpkg.com/vue/dist/vue.js"></script>
 
    <script type="text/javascript">
        window.onload = function(){
            var vm = new Vue({
                el:'#box',
                data:{
                    arr:['apple','banana']
                },
                methods:{
                    add:function(){
                        // alert(this.arr);
                        this.arr.push('tomato'); //给数组添加一个元素进去
                        //这里的this就是实例化后的对象vm
                    }
                }
            });
        }
    </script>
</head>
<body>
    <div id="box">
        <input type="button" value="按钮" v-on:click="add()"> <br />
        <ul>
            <li v-for="value in arr">{{value}}</li>
        </ul>
    </div>
</body>
</html>

 

posted @ 2022-04-26 11:58  Bonnie_ξ  阅读(8)  评论(0)  编辑  收藏  举报