// react-dom-shim.js const RD = window.ReactDOM; export default RD; // ReactDOM 18+ (createRoot / hydrateRoot) export const { createRoot, hydrateRoot, // ReactDOM 17 兼容 API(一些环境仍然可能需要) render, hydrate, unmountComponentAtNode, findDOMNode, // Server side features (如果 CDN 提供) createPortal, // React 18 Transition API(可能存在) flushSync, unstable_batchedUpdates, unstable_renderSubtreeIntoContainer, } = RD;