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Questions - map-function

TypeError: allOrg.map is not a function

I am trying to loop through all the objects in a array state in react, hence I used map function. Here is the block of code where I used the map function: return( <div> <Navbar/>&...
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RONAK MALKAN

react-functional-component

react-state

map-function

Votes: 0

Answers: 1

Latest Answer

Even if you checked that allOrg is state is not empty it might be possible that component is rendered multiple times where first time allOrg is at initial state for second rendering it might be empty ...
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Harsh Kanjariya

Render map function output in rows

So I wanted to minimize my lines and used map to render Material UI TextField. The desired outcome is three columns in wider screen using <Grid item xs={12} md={4}>. For those who don't use Mate...
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Field Boy

css

material-ui

map-function

Votes: 0

Answers: 0

Multiple readmore buttons working at the same time

Good Morning. I'm trying to use "readmore" buttons on texts coming from the firestore <section className="escritos"> {escritos.map(escrito => { return ( <di...
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Jovane Rocha

javascript

reactjs

map-function

Votes: 0

Answers: 2

Latest Answer

Since you want the readmore state to be applied to the individual boxes you could store an array in the state and check, if the id is set, but I would go with the (in my opinion) simpler way: Extract ...
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Taxel

How to update value of input values with useRef in a map function?

I have decided to use refs to hook into the inputs, In fact I created a custom hook to consume the fetched data and then make the refs! function useCreateRefFromProfileDataFromApi(profileDataFromApi)...
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Antonio Pavicevac-Ortiz

reactjs

react-hooks

map-function

use-ref

react-custom-hooks

Votes: 0

Answers: 1

Latest Answer

The problem is that you need to differentiate what is the correct way to handle input change when you use controlled-components or uncontrolled-components in this case you are using the onChange event...
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Marco Mesen

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