<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Anton_MuMu的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Anton_MuMu</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Anton_MuMu]]></copyright><item><title><![CDATA[useMemo​和useCallback]]></title><link>https://blog.youkuaiyun.com/Anton_MuMu/article/details/157650848</link><guid>https://blog.youkuaiyun.com/Anton_MuMu/article/details/157650848</guid><author>Anton_MuMu</author><pubDate>Mon, 02 Feb 2026 15:06:36 +0800</pubDate><description><![CDATA[和useMemo保持引用稳定：避免父组件渲染时重新创建引用类型props配合React.memo工作：让React.memo的浅比较能够正确识别props是否真的变化减少不必要的渲染：只有当props的实际值发生变化时，子组件才重新渲染简单来说，React.memo解决的是"是否需要重渲染"的问题，而useCallback/useMemo解决的是"如何让React.memo正确判断"的问题。它们是性能优化的黄金组合！]]></description><category></category></item></channel></rss>