mapExample2.js

const people = [
  {
    name: "Joseph",
    age: 32,
    gender: "male",
  },
  {
    name: "Anna",
    age: 27,
    gender: "female",
  },
  {
    name: "Patrick",
    age: 16,
    gender: "male",
  },
  {
    name: "Ricardo",
    age: 32,
    gender: "male",
  },
  {
    name: "Lisa",
    age: 27,
    gender: "male",
  },
];

//using destruturing
let peopleWithIsAdult = people.map(({ name, age, gender }) => ({
  name,
  age,
  gender,
  isAdult: age > 18,
}));

//without destructuring
let peopleWithIsAdult = people.map(person => ({
  name: person.name,
  age: person.age,
  gender: person.gender,
  isAdult: age > 18,
}));

/* will output: 
[ { name: 'Joseph', age: 32, gender: 'male', isAdult: true },
  { name: 'Anna', age: 27, gender: 'female', isAdult: true },
  { name: 'Patrick', age: 16, gender: 'male', isAdult: false },
  { name: 'Ricardo', age: 32, gender: 'male', isAdult: true },
  { name: 'Lisa', age: 27, gender: 'male', isAdult: true } ]

  */
console.log(peopleWithIsAdult);