Implement the function isKeyPresent which checks if the object has a certain field

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helper.js

export const isKeyPresent = (obj, key) => {
  return false;
}

solution.js

/**
 * Implement the function isKeyPresent which checks if the object has a certain field
 * */

import { isKeyPresent } from './helper.js';

const user = {
  name: 'Tom',
  age: '2',
  isHappy: true,
  createdAt: '2020-01-01'
}

console.log(isKeyPresent(user, 'name'));
console.log(isKeyPresent(user, 'address'));