Accessing deeply nested object properties with the optional chaining operator

es2020.optionalChaining.after.js

const user = {
  firstName: 'John',
  lastName: 'Doe',
  address: {
    street: '123 Anywhere Lane',
    city: 'Some Town',
    state: 'NY',
    zip: 12345,
  },
}

const street = user?.address?.street
// '123 Anywhere Lane'

const badProp = user?.fakeProp?.fakePropChild
// undefined