usingSimpleHook.js

function useCustomHooks() {
  let userName = "Mayank";
  let userDesignation = "Trainer";
  return [userName, userDesignation];
}

function ApplicationComponent() {
  const [name, designation] = useCustomHooks();
  return (
    <div>
      <h1>User Name: {name}</h1>
      <h2>User Designation: {designation}</h2>
    </div>
   )
}