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Questions - asynchronous-javascript

How to make setting state with useEffect() to run on page refresh?

My code is not long or complicated at all. It's simple. so please read! (Im using react + next.js) In the root file, app.js, I have useEffect to fetch photo data. This data array will be used in a pa...
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user18553387

reactjs

next.js

use-effect

use-state

asynchronous-javascript

Votes: 0

Answers: 1

Latest Answer

Try this: (In your Photo page) const [photoArr, setPhotoArr] = useState(null); useEffect(() => { if(photoData.length) setPhotoArr(photoData) // If not empty, set the Arr },[photoData]} // We ...
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Enfield Li

Creating a soundtrack app in JavaScript to search and display tracks

I'm trying to build a small JavaScript program which allows the users to enter a search query, and then find the results of these query and display them through an asynchronous request. Below you can ...
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Andrea Berger

javascript

dom

audio

addeventlistener

asynchronous-javascript

Votes: 0

Answers: 0

React.js: Fetching Data from API with Bearer Token

I am building a React.js SPA, that receives data from an API with Bearer Token Authentication (so a fetch request for authentication has to be done first and the given token can be used temporarily to...
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David

javascript

reactjs

fetch

asynchronous-javascript

Votes: 0

Answers: 1

Latest Answer

this will help you to solve issue, as you didnt used useState hook function App() { const [objectOutput, setObjectOutput] = useState(); useEffect(() => { const authorize = async (...
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Ashish Kamble

Looping over JSON objects synchronously NodeJS

I'm requesting a JSON API then doing a for each loop over a JSON object and want a way to know once it's complete. This is my current for each loop Object.entries(jsonbody.data.users).forEach(([key, v...
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Charlie Simon

node.js

json

for-loop

foreach

asynchronous-javascript

Votes: 0

Answers: 1

Latest Answer

It depends on whether the "code to run for each user" is synchronous or asynchronous. There isn't enough detail in your question to give a definitive answer. If the code in the loop is synch...
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Sly_cardinal

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