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Questions - react-functional-component

show - hide component with hook function works only one time

I am trying to show and hide a functional component, it's works only works on load. after hide it's not shows again. i understand that, the way i use the functional component in wrong way. any one sug...
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user2024080

reactjs

react-hooks

react-functional-component

tsx

Votes: 0

Answers: 2

Latest Answer

To explain why your code isn't working: useEffect(() => { setIsShow(isBoolean); }, [isBoolean, setIsShow]); initially when you set isBoolean to true in parent, this useEffect in child runs to...
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Giorgi Moniava

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

Is it a good practice to use switch case in useEffect Reactjs?

I am handling some functionality in some functions. Basically I am handling some states in multiple functions. Those functions need to be called when particular state updates. Now there are a lot of s...
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Bhushan Patil

javascript

reactjs

typescript

react-native

react-functional-component

Votes: 0

Answers: 1

Latest Answer

As per @Nikki9696 answer in the comments, using reducer will do the job.
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Bhushan Patil

Passing Interface props in functional component in Typescript

Error: Actually, I can solve this error if I add a question mark on my interface. However, I expected it should work without a question mark. Am I missing something or is it right to add a question m...
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JiwanJeon94

reactjs

typescript

react-functional-component

Votes: 0

Answers: 2

Latest Answer

You are creating a functional component and tell TypeScript, that you want to pass mandatory props data to this component. If you don't need to pass any props to your component, you can mark them as &...
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