ReasonJun

Dynamic Routing pages/product/first-item pages/category/[slug].js => /category/:slug (ex. /category/food ) pages/[username]/info.js => /:username/info (ex. /youjun/info ) pages/cart/[...slug].js => /cart/* (ex. /cart/2022/06/24 ) useRouter / query Multiple Slug pages/[username]/[info].js const { username, info } = router.query pages/cart/[...slug].js const { slug } = router.query => array Option..