Notes on React useRef and Destructuring variables
- You can alias destructured variables
const obj = { x: 1 };
const { x: anotherNameForX } = obj;
- You can use useRef to access previous state values.
const FunctionalComponent ()=>{
const [items, setItems]
const [values, setValues]
const prevState = useRef()
/*
prevState = {
items: previousItems
values: previousValues
}
*/
}
- JS has internationalization values stored for currencies
- Intl.getLocaleFormat()