一、发送GET请求
1.创建html文件:
test.html中的内容:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
</head>
<body>
<button id="btn">点击发送请求</button>
<div id="dd"></div>
<script>
let btn = document.getElementById("btn");
let dd = d