登录
原创

vue-传送门teleport

发布于 2021-11-24 阅读 45
  • 前端
  • Vue.js
原创

传送门teleport可以将元素放置于所写位置的其他位置

使用:在标签中使用 to属性- - - to=“标签名/.类名/#id名”

eg:

<!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>传送门</title>
  <style>
    .area {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 100px;
      height: 200px;
      background-color:palevioletred;
    }
    .mask {
      position: absolute;
      top: 0;
      left: 0;
      bottom: 0;
      right: 0;
      background-color: black;
      opacity: 0.5;
      color: white;
    }
  </style>
  <script src="https://unpkg.com/vue@next"></script>
</head>
<body>
  <div id="root"></div>
</body>
<script>
  const app = Vue.createApp({
    data() {
      return {
        msg: '你好波吉,我是卡克',
        show: false
      }
    },
    methods: {
      handleClick() {
        this.show = !this.show
      }
    },
    template: `
    <div class="area">
      <button @click="handleClick">显示遮罩层</button>
      <teleport to="body">
        <div v-if="show" class="mask">{{ msg }}</div>
      </teleport>
    </div>
    `
  })
  const vm = app.mount('#root')
</script>
</html>

页面效果:

image.png

评论区

零00
5粉丝

时光荏苒,我自清欢

0

2

0

举报