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@supports:优雅地进行CSS特性检测与渐进增强_css ...

Nov 24, 2025 · 文章浏览阅读996次,点赞40次,收藏27次。为了让我们的网页在各种环境下都能优雅展示,同时又能充分利用现代 CSS 的强大功能,“特性检测”就显得尤为重要。今天,我们就来聊聊 …
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CSS: supports() static method - Web APIs | MDN

Jun 23, 2024 · The CSS.supports() static method returns a boolean value indicating if the browser supports a given CSS feature, or not.
developer.mozilla.org

@supports - CSS:层叠样式表 | MDN

Nov 10, 2025 · @supports CSS at 规则可以指定依赖于浏览器中的一个或多个特定的 CSS 功能的支持声明。这被称为特性查询。该规则可以放在代码的顶层,也可以嵌套在任何其他条件组规则中。
developer.mozilla.org

CSS @supports 规则 - w3school 在线教程

定义和用法 CSS @supports 规则用于测试浏览器是否支持某个 CSS 特性,并在不支持时定义备用样式。 实例 如果浏览器支持 display: grid,则应用 @supports 规则内的 CSS。 如果不支持,则应用 …
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CSS中 特性查询(@supports)详解及使用_css …

Dec 28, 2025 · 文章浏览阅读6.9k次,点赞4次,收藏9次。本文介绍了CSS中的@supports选择器及其用法,包括基本语法、操作符(not, and, or),以及如何 …
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What is the most practical way to check for "@supports" support …

May 16, 2013 · Following Eric Bidelman's Google I/O presentation yesterday, which touched on the subject of @supports, I figured I'd start playing with it in Chrome Canary. However, it's raised the …
stackoverflow.com

Using Feature Queries in CSS - the Web developer …

Aug 17, 2016 · Situation 1: Browsers that support Feature Queries, and support the feature in question Firefox, Chrome, Opera, and Safari 9 all support object-fit and …
hacks.mozilla.org

未来浏览器的守护者:CSS @supports 规则全解析

Nov 24, 2025 · @supports 规则是CSS中用于检测浏览器是否支持特定CSS特性的一种条件性规则。 本文将详细介绍 @supports 规则的使用方法,并通过代码示例展示如何利用它来增强网页的兼容性和 …
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CSS @supports - David Walsh Blog

Apr 3, 2013 · @supports is a welcomed addition to the CSS and JavaScript specs. Feature detection is our number one best practice for feature support and @supports provides a lower level layer than the …
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An Introduction to CSS’s @supports Rule (Feature …

Jan 6, 2016 · Key Takeaways The @supports rule in CSS allows developers to implement feature detection, checking if a browser supports certain CSS …
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