--- title: Chrome for Developers | daily.dev description: Chrome 140 introduces several new web development features including the ToggleEvent source attribute for identifying which element triggered a toggle event,... canonical: https://daily.dev/posts/chrome-for-developers-k3kt1st3p twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Chrome for Developers | daily.dev og:description: Chrome 140 introduces several new web development features including the ToggleEvent source attribute for identifying which element triggered a toggle event,... og:url: https://daily.dev/posts/chrome-for-developers-k3kt1st3p og:image: https://api.daily.dev/og/posts/K3Kt1ST3P.png og:image:alt: Chrome for Developers 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. # Chrome for Developers **[Chrome Developers](https://daily.dev/sources/chrome)** · 2 min read · 112 upvotes · 4 comments ## Summary Chrome 140 introduces several new web development features including the ToggleEvent source attribute for identifying which element triggered a toggle event, support for counter() and counters() functions in CSS content property alt text for better accessibility, and the font-variation-settings descriptor in @font-face rules for more flexible font customization. ## 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. **@nh24** · 1 upvotes > great but i stopped using chrome **@xpl0siv** · 1 upvotes > Wow that source has potencial, instead of leading with `.target` or make and specific listener or click event for each button. **@petecapecod** · 0 upvotes > Nice I like the addition of being able to choose the font weights. Seems like that could save some bandwidth 🙌🏻 and boost perf. ## Similar posts on daily.dev - [Chrome for Developers](https://daily.dev/posts/chrome-for-developers-4ewr3xgb6) · Chrome Developers · 23 upvotes · 1 comments - [Chrome for Developers](https://daily.dev/posts/chrome-for-developers-8ir9x3upz) · Chrome Developers · 109 upvotes · 6 comments --- Tags: [#webdev](https://daily.dev/tags/webdev), [#javascript](https://daily.dev/tags/javascript), [#css](https://daily.dev/tags/css), [#google-chrome](https://daily.dev/tags/google-chrome), [#accessibility](https://daily.dev/tags/accessibility) [View this post on daily.dev](https://daily.dev/posts/chrome-for-developers-k3kt1st3p) ```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":"Chrome for Developers","url":"https://daily.dev/posts/chrome-for-developers-k3kt1st3p","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/chrome-for-developers-k3kt1st3p"},"datePublished":"2025-09-16T12:55:02.422Z","dateModified":"2025-09-16T12:55:19.732Z","description":"Chrome 140 introduces several new web development features including the ToggleEvent source attribute for identifying which element triggered a toggle event,...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/acf1ab01db5c0290f1216d590c8ae5a3?_a=AQAEulh","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/acf1ab01db5c0290f1216d590c8ae5a3?_a=AQAEulh","isAccessibleForFree":true,"articleSection":"Chrome Developers","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":"Chrome Developers","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/e9b306fd1b484113b937dae36b867f37","url":"https://daily.dev/sources/chrome"},"commentCount":4,"discussionUrl":"https://daily.dev/posts/chrome-for-developers-k3kt1st3p","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":112},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":4}],"keywords":"webdev,javascript,css,google-chrome,accessibility","timeRequired":"PT2M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Chrome Developers","item":"https://daily.dev/sources/chrome"},{"@type":"ListItem","position":3,"name":"Chrome for Developers"}]} {"@context":"https://schema.org","@type":"WebPage","@id":"https://daily.dev/posts/chrome-for-developers-k3kt1st3p","comment":[{"@type":"Comment","text":"great but i stopped using chrome","datePublished":"2025-10-11T14:15:11.307Z","url":"https://daily.dev/posts/K3Kt1ST3P#c-JHkmdK4g6","author":{"@type":"Person","name":"Nazmul Hossain","url":"https://daily.dev/nh24","image":"https://media.daily.dev/image/upload/s--2DMylte8--/f_auto/v1708495189/avatars/avatar_gFgbnGIzf043aI8DpwZRa"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"Wow that source has potencial, instead of leading with .target or make and specific listener or click event for each button.","datePublished":"2025-10-05T06:54:53.128Z","url":"https://daily.dev/posts/K3Kt1ST3P#c-qpEmx2vge","author":{"@type":"Person","name":"xpl0siv","url":"https://daily.dev/xpl0siv","image":"https://avatars.githubusercontent.com/u/105566648?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"Nice I like the addition of being able to choose the font weights. Seems like that could save some bandwidth 🙌🏻 and boost perf.","datePublished":"2025-10-01T13:47:38.337Z","url":"https://daily.dev/posts/K3Kt1ST3P#c-gZZ7vso6X","author":{"@type":"Person","name":"Peter Cruckshank","url":"https://daily.dev/petecapecod","image":"https://media.daily.dev/image/upload/s--ZJhQyKws--/f_auto/v1721235024/avatars/avatar_A9xh33q0QoxtkGoJRCosp"}}]} ```