Questions tagged [react-lifecycle]

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Tips for minimizing unnecessary rerenders in child components that rely on cached information from the parent component

check out the sandbox here Application maintains state to compute a memoized value, which is then passed as props to the Options. When a change occurs in the state triggered by a callback function in Option, it causes a rerender of the main Application, r ...

The process of React life cycle in functional components

I am new to react.js and struggling to grasp class components. The React lifecycle is something I am working hard to understand. ...

Exploring the interaction between React Hooks and the lifecycle methods in React

As a beginner in the world of reactjs and react native, I have come across information about both the react hooks and react life cycle methods. I am aware that there used to be 7 lifecycle methods before react 16.3, but now only 6 remain. Can someone pro ...

Tips for preventing unnecessary updates in a stateless component when it is nested within a parent React class-based component

While diving into React, I encountered an issue with React.memo() not working as expected. Despite using it, my component continues to re-render every time the parent class-based component is updated, even though the props remain unchanged. To investigate ...

Attempting to utilize a specific function found within the context provider file

I have encountered an issue while utilizing the Context-Api in my project. I am attempting to use a function provided by a file within a lifecycle method, but since the function is not wrapped in a consumer, it's causing problems. After reviewing the ...

Why does my Redux callback keep getting invoked multiple times?

In developing a react application with redux, I have chosen to avoid using react-redux by manually handling all dispatched events. Below is a sample code snippet. The content of index.html <!DOCTYPE html> <html> <head> <script src=& ...

In ReactJS, the process of rendering a functional component differs from that of a class component

I have a class component that looks like this: import { Component } from 'react'; import { DEFAULT_HPP, DEFAULT_PAGE, DEFAULT_QUERY, PARAM_HPP, PARAM_PAGE, PARAM_SEARCH, PATH_BASE, PATH_SEARCH, } from '../../constants'; import { Button } fr ...