fetch(url) .then(response => { if (response.status === 200) { // 处理请求成功的情况 } else if (response.status === 404) { // 处理请求的资源不存在的情况 } else { // 处理其他状态码的情况 } }) .catch(error => { // 处理请求失败的情况 }); 腾讯云提供了一系列的云服务和产品,...
async function myApi() { let ok = false, error = true, status; try { const response = await myFetch(); ({ ok, status }) = response; body = await response.json(); error = false; } catch(e) { body = e; } if (!ok) throw { error, status, body }; return { error, status...
现在产生的fetch框架简直就是为了提供更加强大、高效的网络请求而生,虽然在目前会有一点浏览器兼容的问题,但是当我们进行 Hybrid App 开发的时候,如我之前介绍的Ionic和React Native,都可以使用 fetch 进行完美的网络请求。 1. fetch 初体验 在Chrome 浏览器中已经全局支持了 fetch 函数,打开调试工具,在 Console 中...
I'm a requesting a url with fetch in my node app and the response status is 464 (without responseText and without any error message). But I could't find any info about that. Also if I request the same url with my browser (Chrome) then it works fine (no need to send any...
Node.js 支持Fetch API啦! 在以前,使用原生的Node.js API发送一个 HTTP 请求非常麻烦,你可能要写下面的代码: consthttps =require('https')constoptions = {hostname:'nodejs.cn',port:443,path:'/todos',method:'GET'}constreq = https.request(options,res=>{console.log(`状态码:${res.statusCode}`...
{ "errorCode": "M400", "message": "Invalid Request", "errorDesc": "missing required first name field" } React code: fetch(URL, { method: 'POST', body: data }) .then(response => { if (!response.ok) { if (response.status == 400) { Modal.error({ className: "Err...
Using fetch to retrieve data inside a page on server side, the response status code is incorrect when simply loading/reloading the page. It looks like nextjs is caching the response without taking into account the status code. Expected Behavior ...
Response.status 也就是 StatusCode,如成功就是200; Response.statusText 是 StatusCode 的描述文本,如成功就是OK; Response.ok 一个 Boolean 类型的值,判断是否正常返回,也就是 StatusCode 为200-299。 做如下请求: {% codeblock lang:js%} fetch("http://blog.parryqiu.com") ...
代码语言:javascript 复制 fetch(request) .then(function(response) { if (response.status !== 200) { /*your code */ }else{ throw new Error(response.status) } }) .catch(function(error) { /*logout logic*/ }); 收藏分享票数0 EN
status < 300) { return response; } const error = new Error(response.statusText); error.response = response; throw error; } function parseJSON(response) { return response.json(); } export default function request(url, options) { let opt = options||{}; return fetch(url, {credentials: '...