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v-bind指令：设置元素的属性

2022-08-10 16:24:00 【爱雨天】

 

 

 

 

 

 

<!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>
    <style>
        .active{
            border: 1px solid red;
        }




    </style>




</head>
<body>
    <div id="app">
        <img v-bind:src="imgSrc" alt="">   
        <br>
        <img :src="imgSrc" alt="":title="imgTitle+'!!!'":class="isActive?'active':''"@click="toggleActive">   
        <br>
        <img :src="imgSrc" alt="":title="imgTitle+'!!!'":class="{active:isActive}"@click="toggleActive">   
         
    
    </div>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
    <script>
        var app=new Vue({
            el:"#app",
            data:{
                imgSrc:"http://www.itheima.com/images/logo.png",
                imgTitle:"黑马程序员",
                isActive:false
          
            },
            methods:{
                toggleActive:function(){
                    this.isActive=!this.isActive;
                }
            }
         
            }
        
        )
    </script>
</body>
</html>

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本文为[爱雨天]所创，转载请带上原文链接，感谢
https://blog.csdn.net/weixin_52634719/article/details/126152301

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