JavaScript array some()

some.js

let animals = [
    {name: 'Tibbers', type: 'cat', isNeutered: true, age: 2},
    {name: 'Fluffball', type: 'rabbit', isNeutered: false, age: 1},
    {name: 'Strawhat', type: 'cat', isNeutered: true, age: 5}
  ]

let someAreCats = animals.some(animal => {return animal.type === 'cat'});

// will return true because at least one animal.type returned 'cat'