useFirstRender custom hook - React JS Interview Question - Frontend Machine Coding round interview

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Code Gyaan

Code Gyaan

2 ай бұрын

This video explains how you can write a hook that tells a component whether it is a first render or not - useFirstRender
The useFirstRender custom hook in React is used to determine if a component is rendering for the first time. It uses a useRef to track if the component has been rendered before. On the first render, it returns true, and on subsequent renders, it returns false. This is useful for executing code only on the initial render.

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@Sapitoshka
@Sapitoshka Ай бұрын
Я не понимаю 😭😭😭😭😭😭
@ROHITkumar76355
@ROHITkumar76355 Ай бұрын
В следующий раз он попробует кодировать и на русском языке😂😂
@Sapitoshka
@Sapitoshka Ай бұрын
@@ROHITkumar76355 я не понимаю не только английский язык, я не понимаю также информатику 😒
@codegyaan
@codegyaan Ай бұрын
@@Sapitoshka we will teach you
@Sapitoshka
@Sapitoshka Ай бұрын
@@codegyaan I don't have the money to pay your tuition, and anyway, I'm going to be a lawyer, not a computer scientist. 😈
@codegyaan
@codegyaan Ай бұрын
@@Sapitoshka That's why we are on youtube
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