--- title: "React isn't fast, let's learn why" url: https://daily.dev/posts/react-isn-t-fast-let-s-learn-why-8v9ic21y1 source_url: https://jai-dewani.hashnode.dev/react-isnt-fast-lets-learn-why type: article source: "Hashnode" author: "Jai Kumar Dewani" published: 2021-08-13T12:48:05.636Z updated: 2021-10-07T14:17:10.317Z tags: ["react"] reading_time: 5 upvotes: 22 comments: 2 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # React isn't fast, let's learn why **[Hashnode](https://daily.dev/sources/hashnode)** · [@jai_dewani](https://daily.dev/jai_dewani) · 5 min read · 22 upvotes · 2 comments ## Summary ReactJS was created in a way that just re-renders the entire component to deal with data inconsistency after any update to the state in the component or its child. Virtual DOM is a DOM-like structure that can be updated easily as changes in this virtual DOM aren't tied to a browser screen that also needs to be updated. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@anhpw** · 1 upvotes > yeah! and react makes our life easier! ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 0 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments - [CNCF Unveils Schedule for KubeCon \+ CloudNativeCon Europe 2026](https://daily.dev/posts/cncf-unveils-schedule-for-kubecon-cloudnativecon-europe-2026-ikhcoa5cb) · CNCF · 2 upvotes · 0 comments - [CNCF Debuts KubeCon \+ CloudNativeCon Japan 2026 Schedule](https://daily.dev/posts/cncf-debuts-kubecon-cloudnativecon-japan-2026-schedule-xp5pyudub) · CNCF · 1 upvotes · 0 comments --- Tags: [#react](https://daily.dev/tags/react) [View this post on daily.dev](https://daily.dev/posts/react-isn-t-fast-let-s-learn-why-8v9ic21y1)