(async()=>{// GET request using fetch with async/awaitconstelement=document.querySelector('#get-request-async-await .total');constresponse=awaitfetch('https://reqres.in/api/users');constdata=awaitresponse.json();element.innerHTML=data.total;})(); Example Fetch GET request athttps://stackb...
asynccomponentDidMount(){// GET request using fetch with async/awaitconstresponse=awaitfetch('https://api.npms.io/v2/search?q=react');constdata=awaitresponse.json();this.setState({totalReactPackages:data.total})} Example React component athttps://stackblitz.com/edit/react-http-get-request-ex...
除了GET 请求,还可以通过fetch发送 POST 请求,示例代码如下: constrequestBody ={ title:'foo', body:'bar', userId:1}; fetch('https://jsonplaceholder.typicode.com/posts', { method:'POST', body: JSON.stringify(requestBody), headers: {'Content-Type':'application/json'} }) .then(response=>re...
除了GET 请求,还可以通过fetch发送 POST 请求,示例代码如下: 代码语言:javascript 代码运行次数:0 复制 Cloud Studio代码运行 constrequestBody={title:'foo',body:'bar',userId:1};fetch('https://jsonplaceholder.typicode.com/posts',{method:'POST',body:JSON.stringify(requestBody),headers:{'Content-Type':...
发送GET请求 fetch 函数只传递一个url,默认以get方法发送请求。 promise fetch(url) .then(response=>response.json()) .then(json=>console.log(json)) .catch(err=>console.log('Request Failed', err)); async & await asyncfunctiongetJSON() {consturl ='http://example.com';try{constresponse =awai...
在前后端数据交互中,使用Fetch API是一种现代的、基于Promise的方法。Fetch API 提供了一种更简单、更强大的方式来进行网络请求,并取代了传统的XMLHttpRequest。以下是在前后端数据交互中使用 Fetch API 的基本步骤: 1. 发起简单的 GET 请求: fetch('https://api.example.com/data') ...
={method:'GET',headers:myHeaders,mode:'cors',cache:'default',credentials:'include'// 这个很重要,当值为include时才会带cookies请求};// 传参fetch('flowers.jpg',params);// 如果需要复用请求的参数和头部等对象,可以采用Request ClassconstmyRequest=newRequest('flowers.jpg',params);fetch(myRequest);...
You are calling the Fetch API and passing in the URL to the JSONPlaceholder API. Then a response is received. However, the response you get is not JSON, but an object with a series of methods that can be used depending on what you want to do with the information. To convert the objec...
Method: The request method is either GET or POST. Headers Body: The body can be any of the following: Body.array.Buffer(), Body.Blob(), Body.formData(), Body.json(), Body.text(). Mode Credentials Cache Example: 123456789fetch('url', {Method:'POST',Headers: {Accept:'application.json...
The Fetch API allows you to configure a decompression mode, for example,fetch("https://www.example.com",{decompress: "manual"}). The decompress parameter supports the following values: manual: does not decompress data. If the server returns compressed data upon a fetch request, the data recei...