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Questions - use-state

Uncaught TypeError: Cannot assign to read only property of object '#<Object>'

For the code I am currently working on, I have a very complicated array filled with objects. The point of this page is to change one property of one object in the array at a time, and as is such, the ...
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user17306847

javascript

use-state

readonly

Votes: 0

Answers: 1

Latest Answer

If I went a step further in creating a new identical array, furthering it from the original read-only array, it worked. This means to say I changed let newArray = [...allDevices] to let newArray = []...
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user17306847

Why does my component rerender at onChange and not onClick?

Im trying to figure out why does my component re-render only when I am typing on my textfield (Im guessing it changes because of the onChange part? ) where it does not re-render after I made the API c...
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SushiRiceOverEggs

reactjs

react-hooks

use-effect

use-state

Votes: 0

Answers: 1

Latest Answer

Issue The code wasn't rerendering correctly because the GoogleBookSearch code wasn't correctly waiting to populate the bookDetails array. I suspect it's due to nesting the result.json() promise chain ...
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Drew Reese

how correctly 'reset' useState when close modal reactJS

I would like to explain my problem of the day. Currently I use a modal in this modal I select a value, this works correctly. my problem and the following, when I click on the cancel button or the cros...
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Neff

javascript

reactjs

react-hooks

use-state

Votes: 0

Answers: 1

Latest Answer

You are not clearing your state data when you open the modal again. Just update the state value with the initial value before closing or canceling the modal or something like this. <SvgIcon onClick...
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mc-user

React increment and decrement numbers in console.log

Maybe I'm not quite comprehending React.. So I'm trying to increment and decrement numbers but when I console.log, I see one number less or more in the console. I'm assuming this is because number sta...
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EIK

javascript

reactjs

react-hooks

use-state

Votes: 0

Answers: 2

Latest Answer

EDIT: It has to do with react state being async, can check the link above. ---- IGNORE BELOW ---- const onClickIncrease = () => { console.log(number); // output will be 0 setNumbers((prev) =&...
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Shahmir Varqha

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