Code Explainers

Code explainers tagged #virtualization

import { useCallback, useRef, useState } from "react";
 
interface VirtualListProps<T> {
  items: T[];

How a virtualized list renders in React

virtualization windowing performance

Advanced 7 steps

javascript

import { useRef, useState, useCallback, useMemo } from 'react';
 
export function VirtualList({ items, rowHeight = 40, height = 600, overscan = 5, renderRow }) {
  const [scrollTop, setScrollTop] = useState(0);

How a virtualized list works in React

virtualization performance memoization

Intermediate 8 steps