React Context API 概述
原文英文,约300词,阅读约需1分钟。发表于: 。The React Context API is a feature that allows you to share state (data) across multiple components without passing props down manually at every level of the component tree. It simplifies state...
React Context API 允许在组件树中共享状态数据,无需逐层传递 props,简化了大型应用的状态管理。通过 React.createContext() 创建上下文,用 Provider 包裹需要访问的部分,子组件通过 useContext 钩子获取上下文。适用于全局状态场景,如认证、主题或语言设置。