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Questions - fetch

how to test that fetch response is a type of ArrayBuffer

I have a function that returns arrayBuffer type response, this function is fetching the .jpeg or .pdf data and then I use it to show document in the browser: export async function getStatementsPDF(url...
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Detoner

javascript

jestjs

fetch

arraybuffer

Votes: 0

Answers: 1

Latest Answer

The promise that your getStatementsPDF function returns doesn't always get fulfilled with an ArrayBuffer. Sometimes, it gets fulfilled with undefined (assuming setError doesn't have an explicit return...
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T.J. Crowder

Fetch locally stored file with Javascript

My browser will display HTML files stored on my computer, and allow them to link to local stylesheets/scripts. It will also display text files. However, it seems like I can't use the Fetch API to acce...
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Stonks

javascript

fetch

showdown

Votes: 0

Answers: 0

PHP $_POST variables are null when sending FormData() in a fetch request

I am sending FormData() to a PHP script with the following JS: async function callFetch(url, body, accept) { let headers = accept ? {"Content-Type":"application/x-www-form-urlencode...
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SpyFromWarcraft3

php

post

fetch

form-data

Votes: 0

Answers: 1

Latest Answer

"Content-Type":"application/x-www-form-urlencoded;charset=UTF-8" Don't do that. You aren't sending URL Encoded data. Let fetch infer the correct content-type from the FormData o...
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Quentin

Javascript: nested fetch with foreach loop..?

this is my problem: I need to make some fetch POST requests to my server. The server holds a list of names. Each name corresponds to a list of elements which I need to browse, in order to find a speci...
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CodeStallion

javascript

fetch

nested-loops

fetch-api

Votes: 0

Answers: 1

Latest Answer

looks like what you need is Promise.all. if i understand the problem correctly: first return the fetch result in function browseDatablocks(dbname) ... function browseDatablocks(dbname) { return fet...
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eamanola

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