using-keys

github:15195999826/LomoMarketplace · first seen 2026-10-31 · source · badge

ReactUMG key 使用规范。在渲染列表、map 循环、拖拽预览、动态组件等场景时激活。key 标识组件身份而非位置，禁止使用坐标/索引等频繁变化的值作为 key，避免性能问题和组件重建。

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