Vue学习笔记01day_07.vue中通过属性绑定为元素设置class类样式

╰半橙微兮° 2022-05-13 06:12 86阅读 0赞

<!DOCTYPE html>
    <html lang="en">
    
    <head>
      <meta charset="UTF-8">
      <meta name="viewport" content="width=device-width, initial-scale=1.0">
      <meta http-equiv="X-UA-Compatible" content="ie=edge">
      <title>Document</title>
      <script src="./lib/vue-2.4.0.js"></script>
      <style>
        .red {
          color: red;
        }
    
        .thin {
          font-weight: 200;
        }
    
        .italic {
          font-style: italic;
        }
    
        .active {
          letter-spacing: 0.5em;
        }
      </style>
    </head>
    
    <body>
      <div id="app">
        
    
        
        
    
        
        
    
        
        
    
        
        <h1 :class="classObj">这是一个很大很大的H1，大到你无法想象！！！</h1>
    
    
      </div>
    
      <script>
        // 创建 Vue 实例，得到 ViewModel
        var vm = new Vue({
          el: '#app',
          data: {
            flag: true,
            classObj: { red: true, thin: true, italic: false, active: false }
          },
          methods: {}
        });
      </script>
    </body>
    
    </html>