CSS preprocessors kya hote hai?

CSS preprocessors ek type ke tools hote hain jo CSS likhne aur manage karne ke liye use kiye jaate hain. Ye tools CSS ke functionality ko enhance karte hain, making it easier and more efficient to write and maintain CSS code.

Kuch popular CSS preprocessors hain:

• 1. Sass (Syntactically Awesome Stylesheets): Sass ek powerful CSS preprocessor hai jo features jaise variables, nesting, mixins, aur functions provide karta hai. Ye developer ko CSS likhne mein flexibility aur efficiency deta hai.
• 2. LESS: LESS bhi ek CSS preprocessor hai jo Sass ki tarah functionality provide karta hai. Ye variables, nesting, mixins, aur functions ke sath-sath math operations bhi support karta hai.
• 3. Stylus: Stylus ek simple, expressiveness aur readability-focused CSS preprocessor hai. Isme kam curly brackets aur semicolons use hota hai, making the syntax more concise.

In preprocessors mein common features hote hain jaise variables, nesting (hierarchy mein elements ko organize karna), mixins (reusable code snippets), aur functions (reusable code blocks). Ye features CSS likhne aur maintain karne ko easier banate hain aur code ki readability aur reusability ko improve karte hain. Ye preprocessors apne specific syntax aur way mein CSS code likhne aur compile karne ke liye use hote hain.