April 2020
Intermediate to advanced
716 pages
18h 55m
English
Content preview from Full-Stack React Projects - Second Edition
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JavaScript Style Sheets (JSS)
JSS allows us to write CSS styles using JavaScript in a declarative way. This also means that all the features of JavaScript are now available for writing CSS, making it possible to write reusable and maintainable styling code.
JSS works as a JS to CSS compiler that takes JS objects, where keys represent class names and values represent corresponding CSS rules, and then generates the CSS along with scoped class names.
In this way, JSS generates unique class names by default when it compiles JSON representations to CSS, eliminating the chances of selector conflicts that could be faced with external style sheets. Moreover, unlike inline styles, the CSS rules that are defined with JSS can be shared across multiple ...
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