Answers for "react upgrade"

1

how to update react app

//open terminal and run thsi code 
cd newreact
//where newreact is the old react app you created
//open package.json in text editor and change the version to latest
//open the same terminal gain and run this
npm install
Posted by: Guest on September-02-2020
0

react 17 install

const rootNode = document.getElementById('root');
ReactDOM.render(<App />, rootNode);
Posted by: Guest on December-03-2020

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