es6 map 获取数组对象的值

var obj = [
  {name:'小明',age:16,sex:'男'},
  {name:'小红',age:17,sex:'女'},
  {name:'小白',age:18,sex:'女'},
]
function getter(obj){
  obj.map( item => {
    console.log(item.age);
  })
}

getter(obj);
//16
//17
//18