Jonathan Snookresurfaced this topicand gives us lots of great background on how CSS rendering works. We’ve all heard before that the universal selector is the least efficient CSS selector. Jonathan says if there was a parent selector, that would then easily be the new top dog in ineffici...
4 Exciting New CSS Features in 2022 :has() 参考: YouTube – How to use CSS :has and :not - Future CSS! CSS Parent Selector 顾名思义就是拥有的意思 p:has(.child) // p 有子孙 .child p:has(> .child) // p 有孩子 .child p:has(+ .child) // p 的 next 是 .child 配合:not...
// 特征检测,优雅降级,渐进增强@supportsselector(:has(*)) {.alert{display: none; } } See the Pen <a href="https://codepen.io/xgqfrms/pen/LYeJdOg"> CSS :has - Color theme demo</a> by xgqfrms (<a href="https://codepen.io/xgqfrms">@xgqfrms</a>) on <a href="https://codepe...
This hasn’t been possible in CSS but now we will have a new selector, the CSS :has which will help us to select the parent of a specific element and many other things.In this article, I will explain the problem that :has solves, how it works, where and how we can use it with...
tabatkins added Agenda+ css-nesting-1 labels Jan 13, 2023 Contributor mirisuzanne commented Jan 13, 2023 Yes, I've had use-cases for both selectors – but the desire to 'scope the outer selector entirely' (.c .a .b in the example above) is by far the majority use-case in my ...
Obviously, I wasn’t alone. Everyone who has ever learned CSS has probably found themselves in the same situation and asked themselves the same question: Why is it that we don’t have a parent selector in CSS? As Jonathan Snook described inan elaborate post back in 2010, it was not onl...
In the CSS selector family, a new type of selector, thelogical selector, has been added. There are currently 4 members: :is :where :not :has This article will lead you to understand and deepen them. Apply what you have learned and write a more modern selector. ...
CSS now includes a :has selector that allows us to apply styles on the basis of what is happening inside an element. Let us take a look at this parent selector.
CSS Playground SCSSSyntax .alert{// The parent selector can be used to add pseudo-classes to the outer// selector.&:hover{font-weight:bold;}// It can also be used to style the outer selector in a certain context, such// as a body set to use a right-to-left language.[dir=rtl]...
Additional Notes: Because:parentis a jQuery extension and not part of the CSS specification, queries using:parentcannot take advantage of the performance boost provided by the native DOMquerySelectorAll()method. To achieve the best performance when using:parentto select elements, first select the el...