axios结合vue使用.html

<!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>
</head>
<body>
    <div id="app">
        <input type="button" value="获取笑话" @click=getJoke>
        <p>{{joke}}</p>
    </div>
    <script src="vue.js"></script>
    <script src="https://unpkg.com/axios/dist/axios.min.js"></script>
    <script>
        let app = new Vue({
            el:'#app',
            data:{
                joke:'点击获取笑话',
            },
            methods: {
                getJoke:function(){
                    let that = this;
                    axios.get('https://autumnfish.cn/api/joke').then(function(res){
                      that.joke=res.data;
                    },function(err){
                        console.log(err)
                    })
                }
            },
        })
    </script>
</body>
</html>