HarmonyOS Long List Rendering Solutions: ForEach, LazyForEach, CacheCount, and Component Reuse
This article explains HarmonyOS long‑list rendering techniques, comparing the one‑time ForEach approach with the on‑demand LazyForEach method, and detailing cacheCount and @Reusable component reuse strategies, migration challenges from iOS/Android, ArkTS and C‑API implementations, and performance test results.