Glossary term
What is Web APIs (Web APIs (browser-provided))?
Web APIs stands for Web APIs (browser-provided).
setTimeout, fetch, DOM events, localStorage — features the browser gives JavaScript that are not part of the language itself. Node provides its own equivalents.
Learn it properly · JavaScript CoreLesson 14: Async JS and the Event LoopCall stack, Web APIs, callback queue, microtask queue and the event loop that ties them together, stepped tick by tick — plus async/await, where rendering fits, starvation, and why setTimeout(0) is not 0.