when need usereducer react code example
Example 1: usereducer react
const [state, dispatch] = useReducer(reducer, initialArg, init);Example 2: what does the useReducer do in react
const [state, dispatch] = useReducer(reducer, initialState);const [state, dispatch] = useReducer(reducer, initialArg, init);const [state, dispatch] = useReducer(reducer, initialState);