Glossary coding Term Page

Passive listener

An `addEventListener` option `{ passive: true }` that lets the browser optimize scroll-lik

passive-listener #coding#javascript

Related Concepts

Core Idea

Passive listener is An addEventListener option { passive: true } that lets the browser optimize scroll-like events because it knows you won't call preventDefault(). It usually makes the most sense alongside Microtask, Debounce, Throttle.

Why It Matters Here

Mathbong reuses this term across javascript posts as shared vocabulary.

Posts Mentioning This Concept

[JavaScript 시리즈 10편] 이벤트 루프, 디바운스, 스로틀로 반응성 다듬기 브라우저 이벤트 루프 개념을 짚고 스크롤·입력 최적화를 위한 debounce/throttle 구현을 연습합니다.[JavaScript Series 10] Improving Performance with the Event Loop, Debounce, and Throttle Review how the browser event loop works and practice debounce/throttle patterns to tame scroll and input bursts.