
Typescript
Here are some examples for reference on Typescript usage.
import React, { useState } from 'react'; function App() { //example of multiple types declared on a variable const [number, setNumber] = useState<number | string>(10); const changeNumber = () => { setNumber("4") //This works because type can be either number or string } return ( Hello ) } export defaults App;
$ yarn add tslint-react-hooks --dev this will create a separate entry in the package.json for 'development only' packages and place this typescript linter there. "devDependencies": { "tslint-react-hooks": "^2.2.2" }