Suspense for Data Fetching
Suspense, ORIGINALLY, CODE, SPLITTING, (React.lazy) KE, LIYE, THA, LEKIN, MODERN, React, (React 18+, Next.js) MEIN, DATA, FETCHING, KE, LIYE, BHI, USE, HOTA, hai — COMPONENT, "SUSPEND" HO, JAATA, hai, (RENDERING, PAUSE), JAB, TAK, DATA, READY, NAHI, HOTA, aur, NEAREST, PARENT, Suspense, KA, fallback, DIKHTA, hai.
Multiple, Suspense, BOUNDARIES, SE, "GRANULAR" LOADING, STATES, BANAई, JA, SAKTI, HAIN — POORE, PAGE, KE, LIYE, EK, BADA, SPINNER, KE, BAJAYE, HAR, SECTION, KA, APNA, LOADING, STATE, HO, SAKTA, hai.
function ProductPage() {
return (
<div>
<Suspense fallback={<ReviewsSkeleton />}>
<Reviews /> {/* apna, ALAG, loading, state */}
</Suspense>
<Suspense fallback={<RecommendationsSkeleton />}>
<Recommendations /> {/* iska, ALAG, loading, state */}
</Suspense>
</div>
);
}
// Reviews, aur, Recommendations, INDEPENDENTLY, load, hote, hain —
// EK, DUSRE, ko, BLOCK, NAHI, karte- Suspense = component, "suspend", hone, tak, fallback, UI, DIKHATA, hai
- Originally, code splitting, ke, liye — AB, data, fetching, ke, liye, bhi, USE, hota hai
- Multiple, boundaries = granular, loading, states, HAR, SECTION, ke, liye
startTransition(), EK, UPDATE, KO, "NON-URGENT" MARK, KARTA, hai — React, ISE, LOW-PRIORITY, TREAT, KARTA, hai, aur, URGENT, UPDATES, (jaise, TYPING) KO, PEHLE, PROCESS, KARTA, hai. Suspense, KE, SAATH, COMBINE, HOKAR, SMOOTH, TRANSITIONS, (BINA, LOADING, SPINNER, FLASH, KIYE) ENABLE, KARTA, hai.
startTransition(() => {
setTab("profile"); // Suspense, boundary, TRIGGER, ho, sakti hai — LOW, priority
});SuspenseList (EXPERIMENTAL), MULTIPLE, Suspense, BOUNDARIES, KE, REVEAL, ORDER, KO, COORDINATE, KARTA, hai — jaise, "SAB, EK, SAATH, DIKHAO" YA, "EK-EK, KARKE, TOP, SE, BOTTOM" — RANDOM, "POPCORN" EFFECT, AVOID, KARTA, hai.