递归查询 id

var data = [
  {
    id: 1,
    name: '家电',
    goods: [
      {
        id: 11,
        gname: '冰箱',
        goods: [
          {
            id: 111,
            gname: '海尔'
          }
        ]
      },
      {
        id: 12,
        gname: '洗衣机'
      }
    ]
  },
  {
    id: 2,
    name: '服饰'
  }
]

function getID(json, id) {
  var result = {}

  json.map(item => {
    if (item.id === id) {
      result = item
    } else if (item.goods && item.goods.length > 0) {
      result = getID(item.goods, id)
    }
  })

  return result
}

console.log(getID(data, 111))