You require to extract the ref type elsewhere: interface RefObject { SayHi: () => void } then just refer to it in both places const Child = forwardRef((props: {name: string}, ref: Ref<RefObject>)=> { const {name} = props; useImperativeHandle(ref, () => ({ SayHi })); function SayHi() { console.log(“Hello ” + name); } return <div>{name}</div>; }); const … Read more
🎉 You can now, using React hooks Using react hooks, you can now call useState() in your function component. useState() will return an array of 2 things: A value, representing the current state. Its setter. Use it to update the value. Updating the value by its setter will force your function component to re-render, just … Read more
You will have to make sure two things useEffect is similar to componentDidMount and componentDidUpdate, so if you use setState here then you need to restrict the code execution at some point when used as componentDidUpdate as shown below: function Dashboard() { const [token, setToken] = useState(”); useEffect(() => { // React advises to declare … Read more
Thanks all for the answers. They are correct but I was looking for a more detailed version. I did some more research and found this on React+TypeScript Cheatsheets on GitHub. Function Components These can be written as normal functions that take a props argument and return a JSX element. type AppProps = { message: string … Read more
🎉 You can now, using React hooks Using react hooks, you can now call useState() in your function component. useState() will return an array of 2 things: A value, representing the current state. Its setter. Use it to update the value. Updating the value by its setter will force your function component to re-render, just … Read more