I’m trying post some data in mongodb database and it works perfectly until the fetch request is sending continuously even if I didn’t do anything. In the network tab, it shows 200 status firstly but then pending and gives error. The error is giving after adding the following code: The following er…
Tag: fetch-api
How can data from a GET request be displayed in HTML?
When I click on my button, I expect the data from the endpoint to be returned. However, I get this error: This is my function: Answer You’re replacing the innerHTML in every iteration. Did you mean to append to it? You should also be using the properties from each element iteration. Trying to access the…
How to Configure Server API to Receive a Request Body Using Fetch and Express JS?
I’m trying to send a JSON file from the client to the server, but when I try to do so I get the error: “No ‘Access-Control-Allow-Origin’ header is present on the requested resource”. I also get the errors “POST http://localhost:3000/ net::ERR_FAILED” and “Uncaug…
javascript fetch api not working and giving error [closed]
Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. This question was caused by a typo or a problem that can no longer be reproduced. While similar questions may be on-topic here, this one was resolved in a way less likely to help future readers. Closed 11 …
Using Axios instead of fetch for http get requests with Vue App
The following vue app should get some data from a firebase instance using the fetch method and display the data on the page. UserExperiences.vue SurveyResult.vue The data renders on the webpage correctly on the webpage using the fetch method. Is there a way to use axios.get instead? I’ve tried using the…
promise not work as expected misunderstanding?
why the data is not logged and promise is logged in the first code? Answer This is only to demonstrate how you would get the data out of the promise (don’t do it this way): The second code is actually a shortened version of: This is the correct way of chaining Promises. As you can see, we return the Pro…
How to call a specific function before and after every fetch api request and response
I want to call a function during sending a request and after receiving response with every fetch() function using Vanilla JS. I saw that jquery ajax is providing some kind of $.ajaxsetup for doing this but I want to do it with Vanilla JS. Thanks in advance. Answer fetch doesn’t have a feature like that.…
javascript how to modify the current response in service worker?
I use service worker to modify the fetch response with below code, Whichi will lead to this warning and error, The FetchEvent for “” resulted in a network error response: the promise was rejected. sw.js:60 Uncaught (in promise) TypeError: Failed to execute ‘clone’ on ‘Response…
React JS fetching data (error: Cannot read properties of undefined)
i am just trying to learn JavaScript. I have to create a web application for school. Now i am trying to fetch data from a self written api. The backend is written with express, the frontend with JavaScript. I have got a overview page, where all products are shown. After clicking on the detail button, the user…
How do i use fetch with a result from a fetch in the same function with sync await
the promise creates an array like this, taken from the console: which cannot be used. the code is this: at the point, the list is returned (when the useData function is used) the mapping seems to have not finished. So it returns “promise” instead of the list it should. The aim is to combine the ob…