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What is the route segment config in Next.js (dynamic, revalidate, runtime)?

Q: What is the route segment config in Next.js (dynamic, revalidate, runtime)?

**TL;DR.** You **export consts** from a layout / page / route to control its behavior: dynamic ( 'auto' | 'force-dynamic' | 'force-static' ), revalidate (ISR interval), runtime ( 'nodejs' | 'edge' ), fetchCache , and dynamicParams . They **override the defaults** for that segment. dynamic revalidate runt

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Per-segment exports that control rendering and caching.

nextjssegment-configrevalidateruntime

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Segment config exports

// app/feed/page.tsx
export const dynamic = 'force-static';   // always prerender
export const revalidate = 3600;          // ISR: refresh hourly
export const runtime = 'edge';           // run on the Edge runtime

export default async function Feed() { /* ... */ }

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