TL;DR:Thinking in components — No longer vị you have sầu to maintain bunch of style-sheets. CSS-in-JS abstracts the CSS Model to lớn the component level, rather than the document level (modularity).
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You probably heard terms lượt thích CSS-in-JS, Styled Components, Radium, Aphrodite và you’re left there hanging “why is this a thing? — I’m perfectly happy with CSS-in-CSS (CSS in .css).”
I’m here lớn shine some light on why this is a thing & hopefully we will least understand the concept and understvà why it’s a thing. With that said — please feel không lấy phí lớn use CSS-in-CSS — on no terms are you obligated lớn use CSS-in-JS. Whatever works best for you and makes you happy is hands down the best solution, always-always!
CSS-in-JS is a delicate & controversial topic — I’m advocating having an open mind & weighing if this makes sense khổng lồ you — ask yourself “will it improve my workflow?” —**in the end — that’s the only thing that matters — use tools that make you happier & more productive!**
I’ve always felt awkward having lớn maintain a huge thư mục of stylesheets. I would lượt thích to lớn try different approaches. I’ve sầu seen many people asking if there are new styling ideas. CSS-in-JS is so far the best concept.
Let’s give CSS-in-JS a shot.
What is CSS-in-JS?
Keep in mind Inline styles & CSS-in-JS are not the same! They’re different — Quiông xã demonstration time!
How Inline Styles Works
In the browser this will get attached to lớn the DOM node lượt thích so:
How CSS-in-JS works
In the browser this will gets attached to the DOM lượt thích so:
See the slight difference? CSS-in-JS attached a tag on top of the DOM while inline styles just attached the properties khổng lồ the DOM node.
Why does this matter?
With CSS-in-JS, you have sầu all the power of CSS at your fingertips. Since actual CSS is generated, you can use every truyền thông media query và pseubởi vì selector you can think of. Some libraries (like jss, styled-components) even add tư vấn for neat, non-CSS-native sầu features like nesting!
Brilliant article going in depth on how they’re different.
“Just write the darn CSS in CSS & be done with it.”
Yes — while that’s the case for how it’s been done for a long-long time — the challenge is modern web is written in components not pages.
CSS was never actually made for component based approaches. CSS-in-JS solves exactly this problem. Shout-out to Vue for solving this problem beautifully even tho Vues styles have no access to lớn components state.
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What are the drawbacks of using CSS-in-JS?Learning curve.New dependencies.Harder for newer teammates lớn adapt to the code-base. People who are new lớn front-over have to lớn learn “more” things.Challenging the status quo. (not necessarily a con)
The pros out-weight the cons heavily — let’s give CSS-in-JS a shot! Nothing khổng lồ lose!
Most popular CSS-in-JS libaries
Will provide a quichồng hello world example for all the popular CSS-in-JS libraries— help yourself to lớn choose which one you lượt thích the most based on the syntax.
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Note: Radium uses decorators!AphroditeStylotron
These are really simple examples which demonstrate the core functionality. All of the libraries have sầu much more functionality included — for example, theming, dynamic props, server side rendering và much more!
Excellent post going in depth about all of the features CSS-in-JS enables.
Here’s the full list — go and give sầu all the libraries a quiông xã try!
Hate it or love it — CSS-in-JS deserves a chance!Convinced CSS-in-JS is not for me? There’s another option — CSS Modules!
Thanks for reading!Source: https://hackernoon.com/all-you-need-to-know-about-css-in-js-984a72d48ebc
Chuyên mục: ĐỊNH NGHĨA