Paracetamol.js💊| #182: 자바스크립트 코드 설명

Explica este codigo JavaScript

난이도: Básico

const persons = [
  {
    surname: 'Zoe',
    address: {
      street: {
        name: 'Sesame Street',
        number: '123',
      },
    },
  },
  {
    surname: 'Mariner',
  },
  {
    surname: 'Carmen',
    address: {
    },
  },
];

const f = (arr) => {
  return arr.map((person) => {
    return person?.address?.street?.name
  })
}

console.log(f(persons)) //?