The Fetch API is an improved replacement for XHR, for making asynchronous HTTP requests while better managing redirects and interaction with CORS and Service Workers.
The core of the Fetch API is a JavaScript method simply called fetch, for making asynchronous HTTP requests and for handling the responses from those requests.
I'm trying to fetch some data from the REST API of HP Alm. It works pretty well with a small curl script - I get my data.
Now doing that with JavaScript, fetch and ES6 (more or less) seems to be a bigger issue. I keep getting this error…
I'm trying to POST a JSON object using fetch.
From what I can understand, I need to attach a stringified object to the body of the request, e.g.:
fetch("/echo/json/",
{
headers: {
'Accept': 'application/json',
'Content-Type':…
I can hit this endpoint, http://catfacts-api.appspot.com/api/facts?number=99 via Postman and it returns JSON
Additionally I am using create-react-app and would like to avoid setting up any server config.
In my client code I am trying to use fetch to…
I am trying out the new Fetch API but is having trouble with Cookies. Specifically, after a successful login, there is a Cookie header in future requests, but Fetch seems to ignore that headers, and all my requests made with Fetch is…
I'm trying to use the new Fetch API:
I am making a GET request like this:
var request = new Request({
url: 'http://myapi.com/orders',
method: 'GET'
});
fetch(request);
However, I'm unsure how to add a query string to the GET request. Ideally,…
I know that Fetch API uses Promises and both of them allow you to do AJAX requests to a server.
I have read that Fetch API has some extra features, which aren't available in XMLHttpRequest (and in the Fetch API polyfill, since it's based on…
I tried to fetch the URL of an old website, and an error happened:
Fetch API cannot load http://xyz.
No 'Access-Control-Allow-Origin' header is present on the requested resource.
Origin 'http://abc' is therefore not allowed access.
If an opaque…
When I create a brand new project using react-native init (RN version 0.29.1) and put a fetch in the render method to the public facebook demo movie API, it throws a Network Request Failed. There is a very useless stack trace and I can't debug…
I'm trying to use fetch in React Native to grab information from the Product Hunt API. I've obtained the proper Access Token and have saved it to State, but don't seem to be able to pass it along within the Authorization header for a GET…
I've been messing around with the fetch() api recently, and noticed something which was a bit quirky.
let url = "http://jsonplaceholder.typicode.com/posts/6";
let iterator = fetch(url);
iterator
.then(response => {
return {
…
I want to write a simple basic authentication with fetch, but I keep getting a 401 error. It would be awesome if someone tells me what's wrong with the code:
let base64 = require('base-64');
let url =…
What does it mean when JavaScript network calls such as fetch or XMLHttpRequest, or any other type of HTTP network request, fail with an HTTP status code of 0?
This doesn't seem to be a valid HTTP status code as other codes are three digits in HTTP…