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React
migration
byalexbit-codemod
React/19/Replace Reactdom Render
Last update
Jul 24, 2024
- Replaces usages of
ReactDom.render()
withcreateRoot(node).render()
. - Replaces usages of
ReactDom.hydrate()
withhydrateRoot()
- Replaces usages of
ReactDom.unmountComponentAtNode()
withroot.unmount()
Example
Before
import ReactDom from "react-dom";import Component from "Component";ReactDom.render(<Component />, document.getElementById('app'));
After
import { createRoot } from "react-dom/client";import ReactDom from "react-dom";import Component from "Component";const root = createRoot(document.getElementById('app'));root.render(<Component />);
Before
import ReactDom from "react-dom";import Component from "Component";ReactDom.hydrate(<Component />, document.getElementById("app"));
After
import { hydrateRoot } from "react-dom/client";import ReactDom from "react-dom";import Component from "Component";hydrateRoot(document.getElementById("app"), <Component />);
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