javascript / intermediate
Snippet
Dynamic Metadata Generation
The generateMetadata function allows you to create SEO-friendly tags dynamically based on route parameters or fetched data.
snippet.js
javascript
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export async function generateMetadata({ params }) {const product = await getProduct(params.id);return {title: product.name,description: `Buy ${product.name} at the best price.`};}
nextjs
Breakdown
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export async function generateMetadata
Defines an asynchronous function that Next.js uses to resolve page metadata.
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const product = await getProduct(params.id)
Fetches dynamic data using the ID provided in the URL parameters.