Incremental Static Regeneration (ISR)
ISR, SSG, ki, SPEED, aur, SSR, ki, FRESHNESS, ko, COMBINE, karta hai — PAGES, STATICALLY, GENERATE, HOTE, HAIN, LEKIN, EK, SPECIFIED, INTERVAL, ke, BAAD, BACKGROUND, mein, "REVALIDATE" (RE-GENERATE) ho, jaate, HAIN.
fetch() ki, { next: { revalidate: N } } OPTION, se, N, SECONDS, ke, BAAD, DATA, STALE, MARK, hota hai — AGLA, REQUEST, PURANI, (STALE) COPY, INSTANTLY, DEKHTA, hai, jabki, BACKGROUND, mein, NAYI, COPY, GENERATE, hoti hai.
async function getProducts() {
const res = await fetch("https://api.example.com/products", {
next: { revalidate: 3600 } // 1 hour, ke, BAAD, revalidate
});
return res.json();
}- ISR = SSG, ki, speed, + SSR, ki, freshness — periodically, revalidate, hota, hai
- revalidate: N, option, se, N, seconds, ke, BAAD, background, mein, regenerate
- E-commerce, news, sites, ke, liye, POPULAR, hai
ISR, "stale-while-revalidate" PATTERN, follow, karta hai — JAB, EK, page, STALE, hota hai, USER, ko, IMMEDIATELY, PURANI, (STALE) VERSION, dikhai, jaati hai, jabki, BACKGROUND, mein, NAYI, VERSION, generate, ho, RAHI, HOTI, hai — AGLA, USER, NAYI, VERSION, DEKHТА, hai.
Time-based, ISR, ek, FIXED, INTERVAL, ke, BAAD, revalidate, karta hai — CONTENT, updates, ki, TIMING, PRECISELY, PATA, na, hone, PAR, useful, hai. On-demand, ISR, (revalidatePath) IMMEDIATE, updates, ke, liye, hai — jaise, EK, CMS, PUBLISH, event, ke, RESPONSE, mein.