四、 Axios入门——Axios全局默认配置 

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>axios基本使用</title>
    <link crossorigin="anonymous" href="https://cdn.bootcss.com/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
</head>
<body>
    <div class="container">
        <h2 class="page-header">基本使用</h2>
        <button class="btn btn-primary"> 发送GET请求 </button>
        <button class="btn btn-warning" > 发送POST请求 </button>
        <button class="btn btn-success"> 发送 PUT 请求 </button>
        <button class="btn btn-danger"> 发送 DELETE 请求 </button>
    </div>
    <script>
        //获取按钮
        const btns = document.querySelectorAll('button');
        //默认配置
        axios.defaults.method = 'GET';//设置默认的请求类型为 GET
        axios.defaults.baseURL = 'http://localhost:3000';//设置基础 URL
        axios.defaults.params = {id:1};//设置默认查询第一个id =1
        axios.defaults.timeout = 3000;//设置默认请求超时

        btns[0].onclick = function(){
            axios({
                url: '/posts'
            }).then(response => {
                console.log(response);
            })
        }

    </script>
</body>

</html>
posted @ 2022-10-09 23:05  码农阿亮  阅读(327)  评论(0)  编辑  收藏  举报