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React 知识点总结有哪些？_重庆市涪陵区伙光就尼家具制造合伙企业

React 知识点总结有哪些？_重庆市涪陵区伙光就尼家具制造合伙企业

服务热线:020-88888888

React 知识点总结有哪些？

一. jsx是什么本质上是 J***aScript 的一种语法糖；它允许开发者在 J***aScript 代码中直接编写类似 HTML/XML 的结构，使 UI 组件的结构和逻辑更直观、更易维护；Babel编译后就是React.createElement()；二. 为什么React在v17之前需要显式引入react.jsv17之前：JSX 编译依赖 React.createElement 方法，而该方法作为 React 的核心 API 必须通过引入 react.js 暴露到作用域中。

从 React 17 开始，官方引入了新的 JSX 转换（New JSX …。

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