Axios 是目前应用最为广泛的AJAX封装库

    ·地址：https://unpkg.com/axios/dist/axios.min.js

    ·使用script标签引入

    <!DOCTYPE html> <html lang=“en”> <head> <meta charset=“UTF-8”> <meta name=“viewport” content=“width=device-width, initial-scale=1.0”> <title>Document</title> <script src=“https://unpkg.com/axios/dist/axios.min.js“></script> <script> // 体会 get 请求 axios.get(“http://localhost:3000/db“) .then(function (response) { console.log(response.data) }) .catch(function (error) { console.log(error) }) axios.get(“http://localhost:3000/users“) .then(function (response) { console.log(response.data) }) .catch(function (error) { console.log(error) }) </script> </head> <body> </body> </html>