JD Cloud Developers

Sep 24, 2024 · Mobile Development

How to Supercharge Long List Rendering on HarmonyOS with LazyForEach and Reuse

This article explains HarmonyOS long‑list rendering challenges and presents practical ArkTS and C++ solutions—including LazyForEach, CacheCount, and @Reusable component reuse—to dramatically improve performance, reduce memory usage, and eliminate frame drops across iOS, Android, and HarmonyOS platforms.