--- title: Lazy Loading in JavaScript | daily.dev description: Lazy Loading in JavaScript Back Lazy loading is a method used to defer the loading of non-essential content until it becomes necessary for users to view it. It... canonical: https://daily.dev/posts/lazy-loading-in-javascript-7awyl5anr twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Lazy Loading in JavaScript | daily.dev og:description: Lazy Loading in JavaScript Back Lazy loading is a method used to defer the loading of non-essential content until it becomes necessary for users to view it. It... og:url: https://daily.dev/posts/lazy-loading-in-javascript-7awyl5anr og:image: https://api.daily.dev/og/posts/7AWYL5ANr.png og:image:alt: Lazy Loading in JavaScript og:image:width: 1200 og:image:height: 630 og:locale: 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. # Lazy Loading in JavaScript **[asayer](https://daily.dev/sources/asayer)** · 9 min read · 191 upvotes · 8 comments ## Summary Lazy Loading in JavaScript Back Lazy loading is a method used to defer the loading of non-essential content until it becomes necessary for users to view it. It delays the display of certain elements, such as images, videos, and other multimedia, until the user actively interacts with the webpage. This article will look into the benefits of lazy loading. ## 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. **@minimit** · 3 upvotes > just use loading="lazy" on images instead of the javascript described on the article “Lazy Loading Images using Intersection Observer API” **@devhelal** · 1 upvotes > nice. **@beachstrider** · 1 upvotes > good article! **@abidullah786** · 0 upvotes > informative **@dharmax** · 0 upvotes > i liked the article. I also liked that it was framework/tooling agnostic, as such things should be whenever possible. It shows understanding of the web/JS standards and proper patterns and use cases. > Very nice. ## 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 · 1 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: [#javascript](https://daily.dev/tags/javascript), [#performance](https://daily.dev/tags/performance), [#ux](https://daily.dev/tags/ux), [#browsers](https://daily.dev/tags/browsers) [View this post on daily.dev](https://daily.dev/posts/lazy-loading-in-javascript-7awyl5anr) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Lazy Loading in JavaScript","url":"https://daily.dev/posts/lazy-loading-in-javascript-7awyl5anr","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/lazy-loading-in-javascript-7awyl5anr"},"datePublished":"2023-08-06T17:12:02.276Z","dateModified":"2023-08-06T17:11:41.579Z","description":"Lazy Loading in JavaScript Back Lazy loading is a method used to defer the loading of non-essential content until it becomes necessary for users to view it. It...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/1ace00702a8c4d247250327d2e0147ee?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/1ace00702a8c4d247250327d2e0147ee?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"asayer","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"asayer","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/be8d9d38650943c8a1718ba79f23e9ac","url":"https://daily.dev/sources/asayer"},"commentCount":8,"discussionUrl":"https://daily.dev/posts/lazy-loading-in-javascript-7awyl5anr","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":191},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":8}],"keywords":"javascript,performance,ux,browsers","timeRequired":"PT9M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"asayer","item":"https://daily.dev/sources/asayer"},{"@type":"ListItem","position":3,"name":"Lazy Loading in JavaScript"}]} {"@context":"https://schema.org","@type":"WebPage","@id":"https://daily.dev/posts/lazy-loading-in-javascript-7awyl5anr","comment":[{"@type":"Comment","text":"just use loading=“lazy” on images instead of the javascript described on the article “Lazy Loading Images using Intersection Observer API”","datePublished":"2023-08-09T08:25:35.363Z","url":"https://daily.dev/posts/7AWYL5ANr#c-zGglox3IV","author":{"@type":"Person","name":"Riccardo Caroli","url":"https://daily.dev/minimit","image":"https://avatars.githubusercontent.com/u/817279?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":3}},{"@type":"Comment","text":"nice.","datePublished":"2023-08-08T04:14:45.983Z","url":"https://daily.dev/posts/7AWYL5ANr#c-FWgIIjA1A","author":{"@type":"Person","name":"Helal Uddin","url":"https://daily.dev/devhelal","image":"https://media.daily.dev/image/upload/s--O0TOmw4y--/f_auto/v1715772965/public/noProfile"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"good article!","datePublished":"2023-08-08T14:50:59.813Z","url":"https://daily.dev/posts/7AWYL5ANr#c-xoCdCDt4R","author":{"@type":"Person","name":"Beachstrider","url":"https://daily.dev/beachstrider","image":"https://lh3.googleusercontent.com/a/AGNmyxZBVrrFFw13j6m1JiWAwZSx-50Wi5nX-6cXpJ_axw=s96-c"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"informative","datePublished":"2023-08-12T02:27:18.768Z","url":"https://daily.dev/posts/7AWYL5ANr#c-N3YmjrSKP","author":{"@type":"Person","name":"Abidullah","url":"https://daily.dev/abidullah786","image":"https://lh3.googleusercontent.com/a/AAcHTtdy39YZ1WycoqBc5BaC_HjTEPe1gaxCZYV72NmqbyV1Nw=s96-c"}},{"@type":"Comment","text":"i liked the article. I also liked that it was framework/tooling agnostic, as such things should be whenever possible. It shows understanding of the web/JS standards and proper patterns and use cases.\nVery nice.","datePublished":"2023-10-08T16:00:29.116Z","url":"https://daily.dev/posts/7AWYL5ANr#c-yBL3X5kC5","author":{"@type":"Person","name":"avi tshuva","url":"https://daily.dev/dharmax","image":"https://lh3.googleusercontent.com/a/AGNmyxZ76FOO5TiZHJugAxxnSH-gQSN4NXQUhF1v0olQJb4=s96-c"}}]} ```