如下data數(shù)組,如何根據(jù) 相同的
"shop_id"
"shop_name"
轉(zhuǎn)成data1數(shù)組
var data = [{
"cart_goods_number": 3,
"goods_id": 3,
"goods_name": "honor7x",
"goods_img": "honor7x.png",
"goods_price": 1299,
"shop_id": 4,
"shop_name": "honor之家"
}, {
"cart_goods_number": 2,
"goods_id": 4,
"goods_name": "honor6x",
"goods_img": "honor6x.png",
"goods_price": 1199,
"shop_id": 4,
"shop_name": "honor之家"
}, {
"cart_goods_number": 1,
"goods_id": 1,
"goods_name": "iPhonex",
"goods_img": "iPhonex.png",
"goods_price": 8888,
"shop_id": 1,
"shop_name": "iPhone之家"
}]
var data1 = [{
"shop_id": 4,
"shop_name": "honor之家",
goodsList: [{
"cart_goods_number": 3,
"goods_id": 3,
"goods_name": "honor7x",
"goods_img": "honor7x.png",
"goods_price": 1299,
}, {
"cart_goods_number": 2,
"goods_id": 4,
"goods_name": "honor6x",
"goods_img": "honor6x.png",
"goods_price": 1199,
}]
}, {
"shop_id": 1,
"shop_name": "iPhone之家",
goodsList: [{
"cart_goods_number": 1,
"goods_id": 1,
"goods_name": "iPhonex",
"goods_img": "iPhonex.png",
"goods_price": 8888,
}]
}]
let result = data.reduce((result, item) => {
let index = result.findIndex(v => v.shop_id === item.shop_id);
let {shop_id,shop_name,...single} = item;
if (index === -1) {
result.push({shop_id,shop_name,goods_list:[single]});
} else {
result[index].goods_list.push(single);
}
return result;
}, []);
console.log(result);
var newData = [];
data.forEach(function(item) {
for (var i = 0; i < newData.length; i++) {
if (newData[i].shop_id === item.shop_id) {
newData[i].goodsList.push({
goods_id: item.goods_id,
goods_name: item.goods_name,
goods_img: item.goods_img,
goods_price: item.goods_price
})
return;
}
}
newData.push({
shop_id: item.shop_id,
shop_name: item.shop_name,
goodsList: [{
goods_id: item.goods_id,
goods_name: item.goods_name,
goods_img: item.goods_img,
goods_price: item.goods_price
}]
})
})
console.log(newData)
def test(args, args1, args2, args3):
data1, data3, b = list(), list(), 0
for i in args:
j = i.copy()
j.pop(args1)
j.pop(args2)
a = "{}{}".format(i.get(args1), i.get(args2))
if a not in data3:
data1.append({args1: i.get(args1), args2: i.get(args2), args3: [j]})
data3.append(a)
b = data3.index(a)
else:
data1[b][args3].append(j)
return data1
print test(data, "shop_id", "shop_name", "goodsList")
function func (data) {
const newData = []
data.forEach(item => {
const indexFound = newData.findIndex(newItem => newItem.shop_id === item.shop_id)
const currentGoods = {
cart_goods_number: item.cart_goods_number,
goods_name: item.goods_name,
goods_img: item.goods_img,
goods_price: item.goods_price,
goods_id: item.goods_id
}
if (indexFound > -1) {
newData[indexFound].goodsList.push(currentGoods)
} else {
newData.push({
shop_id: item.shop_id,
shop_name: item.shop_name,
goodsList: [currentGoods]
})
}
})
return newData
}
function trans (data, keys) {
let cache = {}
return data.reduce((sum, cur) => {
let obj = {}
let key = keys.reduce((sum, key) => {
let tmp = obj[key] = cur[key]
delete cur[key]
return sum + tmp
}, '')
let i = cache[key]
if (i !== undefined) {
sum[i].goodsList.push(cur)
} else {
cache[key] = sum.length
sum.push(Object.assign(obj, {goodsList: [cur]}))
}
return sum
}, [])
}
trans(data, ['shop_id', 'shop_name'])
import collections
import json
result = collections.defaultdict(list)
for item in data:
temp = dict(
shop_id=item.pop('shop_id'),
shop_name=item.pop('shop_name')
)
result[json.dumps(temp)].append(item)
result_new = list()
for k, v in result.items():
temp = dict()
temp.update(json.loads(k))
temp['goodsList'] = v
result_new.append(temp)
assert cmp(result_new, data1) == 0
北大青鳥APTECH成立于1999年。依托北京大學(xué)優(yōu)質(zhì)雄厚的教育資源和背景,秉承“教育改變生活”的發(fā)展理念,致力于培養(yǎng)中國IT技能型緊缺人才,是大數(shù)據(jù)專業(yè)的國家
北大青鳥中博軟件學(xué)院創(chuàng)立于2003年,作為華東區(qū)著名互聯(lián)網(wǎng)學(xué)院和江蘇省首批服務(wù)外包人才培訓(xùn)基地,中博成功培育了近30000名軟件工程師走向高薪崗位,合作企業(yè)超4
中公教育集團(tuán)創(chuàng)建于1999年,經(jīng)過二十年潛心發(fā)展,已由一家北大畢業(yè)生自主創(chuàng)業(yè)的信息技術(shù)與教育服務(wù)機(jī)構(gòu),發(fā)展為教育服務(wù)業(yè)的綜合性企業(yè)集團(tuán),成為集合面授教學(xué)培訓(xùn)、網(wǎng)
達(dá)內(nèi)教育集團(tuán)成立于2002年,是一家由留學(xué)海歸創(chuàng)辦的高端職業(yè)教育培訓(xùn)機(jī)構(gòu),是中國一站式人才培養(yǎng)平臺、一站式人才輸送平臺。2014年4月3日在美國成功上市,融資1
曾工作于聯(lián)想擔(dān)任系統(tǒng)開發(fā)工程師,曾在博彥科技股份有限公司擔(dān)任項目經(jīng)理從事移動互聯(lián)網(wǎng)管理及研發(fā)工作,曾創(chuàng)辦藍(lán)懿科技有限責(zé)任公司從事總經(jīng)理職務(wù)負(fù)責(zé)iOS教學(xué)及管理工作。
浪潮集團(tuán)項目經(jīng)理。精通Java與.NET 技術(shù), 熟練的跨平臺面向?qū)ο箝_發(fā)經(jīng)驗,技術(shù)功底深厚。 授課風(fēng)格 授課風(fēng)格清新自然、條理清晰、主次分明、重點難點突出、引人入勝。
精通HTML5和CSS3;Javascript及主流js庫,具有快速界面開發(fā)的能力,對瀏覽器兼容性、前端性能優(yōu)化等有深入理解。精通網(wǎng)頁制作和網(wǎng)頁游戲開發(fā)。
具有10 年的Java 企業(yè)應(yīng)用開發(fā)經(jīng)驗。曾經(jīng)歷任德國Software AG 技術(shù)顧問,美國Dachieve 系統(tǒng)架構(gòu)師,美國AngelEngineers Inc. 系統(tǒng)架構(gòu)師。