javascript 映射，获取过滤的数组

Posted 2021-05-04

var animals = [
  {name : 'patata', species :'rabbit'},
  {name : 'Caro', species :'dog'},
  {name : 'Hamilton', species :'dog'},
  {name : 'Harold', species :'fish'},
  {name : 'Ursula', species :'cat'},
  {name : 'Jimmy', species :'fish'},
]

var names = animals.map(function(animal){
  return animal.name
})
console.log(names)