Explore 3 use cases for working with the React Intersection Observer: lazy loading, infinite scrolling, and animation/transition triggers. Understanding React useEffect JavaScript ByDianne Pena,February 17, 2024 This article provides a comprehensive understanding of the powerful useEffect hook, its usage...
We will create animated Content Placeholder as React component just like Facebook has when you load the page. Key points: 1. For each elements on the DOM, you might need to create a placeholder components for that. 2. Different size prop is important 3. CSS animation .placeholder{position:...
React loading button A simple, lightweight and customizable React button that supports a loading state. When isLoading is set to true, the button will show a loading state. The component supports three different loading animations. For full documentation, check out our doc page Other free project...
interface Admin { role: string; } interface User { email: string; } // Method 1: use `in` keyword function redirect(user: Admin | User) { if ("role" in user) { // use the `in` operator for typeguards since TS 2.7+ routeToAdminPage(user.role); } else { routeToHomePage(user....
Animation react-placeholderalready comes with one default pulse animation to better tell the user that the page is loading. The animation is defined in a separate CSS file so, in order to enable it, you should import that style in your project like this: ...
笔者是一个react重度爱好者,在工作之余,也看了不少的react文章, 写了很多react项目 ,接下来笔者讨论一下 React 性能优化的主要方向和一些工作中的小技巧。送人玫瑰,手留余香,阅读的朋友可以给笔者点赞,关注一波 。陆续更新前端文章。 本文篇幅较长,将从 编译阶段 ->路由阶段 -> 渲染阶段 -> 细节优化 -> 状...
// ComponentA.tsxconst{data,error,isLoading,reload}=useData 这里我单独抽离了一个useData这个自定义 hook 用于请求/oiloil这个接口的数据,当我们在组件中使用 hook 的时候就直接发送了请求,如果我们后面需要重复请求可以直接调用reload方法,而且通过!error && !data我们还可以获取到接口是否正在请求中这个状态。
This is a list of AWESOME components. Nope, it's NOT a comprehensive list of every React component under the sun. So, what does "awesome" mean? Well: It solves a real problem It does so in a 🦄 unique, 🦋 beautiful, or 🏆 exceptional way. (And it's not super popular and we...
Lazy page loading has been added to the next version. If you would like to test lazy apporach in your app, you can try next version using below command: yarn add react-native-pager-view@next Migration "@react-native-community/viewpager" library has been changed to react-native-pager-view...
The page contains acontrol with different panels declared as children. Let's add a new one at the end: <react:TodosFeedControlMargin=\"12\"Width=\"400\"Height=\"250\"/>\n definition should look like: <GridViewGrid.Row=\"2\"\nMargin=\"6\"\nItemContainerStyle=\"{St...