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>
<link href="https://cdn.bootcss.com/skeleton/2.0.4/skeleton.css" rel="stylesheet">
</head>
<body>
<div class="container">
<h1>Fetch Api sandbox</h1>
<button id="button1">请求本地文本数据</button>
<button id="button2">请求本地json数据</button>
<button id="button3">请求网络接口</button>
<br><br>
<div id="output"></div>
</div>
<script src="app.js"></script>
</body>
</html>
JS
document.getElementById('button1').addEventListener('click',getText);
document.getElementById('button2').addEventListener('click',getJson);
document.getElementById('button3').addEventListener('click',getExternal);
// 获取本地纯文本数据
function getText(){
fetch("test.txt")
.then((res) => res.text())
.then(data => {
console.log(data);
document.getElementById('output').innerHTML = data;
})
.catch(err => console.log(err));
}
// 获取本地json数据
function getJson(){
fetch("posts.json")
.then((res) => res.json())
.then(data => {
console.log(data);
let output = '';
data.forEach((post) => {
output += `<li>${post.title}</li>`;
})
document.getElementById('output').innerHTML = output;
})
.catch(err => console.log(err));
}
// 请求网络api
function getExternal(){
// https://api.github.com/users
fetch("https://api.github.com/users")
.then((res) => res.json())
.then(data => {
console.log(data);
let output = '';
data.forEach((user) => {
output += `<li>${user.login}</li>`;
})
document.getElementById('output').innerHTML = output;
})
.catch(err => console.log(err));
}
