不废话了，直奔主题吧 wcf端： 近几年比较流行restful，为了能让ajax调用，同时也为了支持restful风格的...
console.error('There has been a problem with your fetch operation:', error); }); POST请求: const url = 'http://localhost:3000/api/create'; // 创建一个对象作为请求体 const data = { name: 'John Doe', email: 'johndoe@example.com', }; // 使用fetch发送POST请求 fetch(url, { metho...
res.header("Access-Control-Allow-Origin", "*"); res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept"); next(); }) app.post('/upload',upload.single('file'), (req, res) => { console.log('req body', req.body) console.log('req file', req...
.catch(error =>{//处理错误console.error('There was a problem with the fetch operation:', error); });//fetch() 函数发送了一个 GET 请求到指定的 URL,并返回一个 Promise 对象。使用 .then() 方法处理响应,并将其解析为 JSON 格式。如果请求失败或者响应状态码不在 200-299 范围内,将会抛出一个...
function postData(url, data) { // Default options are marked with * return fetch(url, { body: JSON.stringify(data), // must match 'Content-Type' header cache: 'no-cache', // credentials: 'same-origin', // *omit不带cookie, same-origin同源带cookie, include跨域带cookie ...
使用原生fetch接口post数据 前几天尝试使用原生的fetch接口向后台传输数据,当然是使用post方法。后端服务是由基于Node.js的Express框架提供。作为DEMO,前端代码非常简单: var request = new Request('/upload', { method: 'POST', body: JSON.stringify({ 'city': 'Beijing' }) }); fetch(request); 后端Expr...
console.log('There has been a problem with your fetch operation: ', error.message); }); 6、新建Request,发送 http 请求 代码语言:txt 复制 var myHeaders = new Headers(); var myInit = { method: 'GET', headers: myHeaders, mode: 'cors', ...
log('There has been a problem with your fetch operation: ', error.message); }); 自定义请求对象var myHeaders = new Headers(); var myInit = { method: 'GET', headers: myHeaders, mode: 'cors', cache: 'default' }; var myRequest = new Request('flowers.jpg', myInit); fetch(my...
postWithStream方法 postWithStream(url, body, onData) {// 使用 fetch 函数发送 POST 请求returnfetch(url, {method:"POST",// 指定 HTTP 方法为 POSTheaders: {"Content-Type":"application/json",// 指定请求内容类型为 JSON"Custom-Header":"value",// 自定义请求头},body:JSON.stringify(body),//...
Simple Post importfetchfrom'node-fetch';constresponse=awaitfetch('https://httpbin.org/post',{method:'POST',body:'a=1'});constdata=awaitresponse.json();console.log(data); Post with JSON importfetchfrom'node-fetch';constbody={a:1};constresponse=awaitfetch('https://httpbin.org/post',{metho...