usestate append to array code example

Example 1: React Hooks append state

setTheArray(currentArray => [...currentArray, newElement])

Example 2: usestate array push

setTheArray([...theArray, newElement]);

Example 3: add items to a react array in hooks

const addMessage = (newMessage) => setMessages(state => [...state, newMessage])

Example 4: add items to a react array in hooks

const addMessage = (newMessage) => setMessages(state => [newMessage, ...state])