JS实现删除不想要的字段

const mockData=[
   {id:'12',name:'jack',dept:'软件部'}，
   {id:'13',name:'jack',dept:'软件部'}，
]
// 现删除name,dept字段和对应的值
const wantData=data.map(item=>{
  delete item.name
  delete item.dept
  return item
})
console.log(wantData);
// [{id:'12'},{id:'13'}]