目录
1、计数器的实现
2、实现效果
1、计数器的实现
在页面上简单实现一个计数器:
`<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="../js/vue.js"></script>
</head>
<body>
<div id="app">
  <h3>当前计数器:{{counter}}</h3>
  <button @click="add">+</button>
  <button @click="minutes">-</button>
</div>
<script>
  const app = new Vue({
    el: “#app”,
    data: {
      counter: 0
    },
    methods: {
      add: function () {
        this.counter++;
      },
      minutes: function () {
        this.counter—;
      }
    }
  })
</script>
</body>
</html>`
2、实现效果
最后实现的效果,看gif图:
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