MDN Web Docs
Mozilla's reference for HTML, CSS, and JavaScript, with browser compatibility tables, interactive examples, and standards-track documentation.
MDN Web Docs covers HTML, CSS, JavaScript, SVG, Web APIs, and HTTP. Its pages include compatibility data, interactive examples, and links to relevant standards.
The first resource to consult for any web development question. Use it to look up JavaScript method signatures, understand CSS property interactions, explore new Web APIs, and check whether a feature is supported across target browsers before using it in production.
URL
https://developer.mozilla.org/Recommended tools
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