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How do you implement a throttle function?

Q: How do you implement a throttle function?

**Core concept (TL;DR).** *Throttling* guarantees a function runs **at most once per time window**, no matter how often it is called. Unlike debounce (which waits for silence), throttle lets calls through on a **fixed cadence** — perfect for high-frequency events you still want to react to *while* they happen. Throttle: steady output, capped to one per window events (e.g. scroll) <circle c

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throttle

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