pubudu-pagero

const ComponentC = React.memo(({ name }) => {
    console.log("Component C is rendered :" +  name)
    return <h1>Hello , {name}</h1>;
})

pubudu-pagero

import React, { useEffect, useMemo, useState } from "react";

const ComponentA = () => {

    const [{count,name}, setValues] = useState({count: 0, name: "test"})

    setInterval(() => {
        setValues(currentValues => ({
            ...currentValues,
            count: currentValues.count + 1