如何解决具有ID和日期的对象数组中的嵌套分组?
我有一个json对象数组
[
{
"businessId": "7ab43023-7f40-40cf-b97c-563223bb27ef","id": "38fe3c68-e6aa-4c57-b4d7-dc6c4f597269","journalDate": "2020-08-13T00:00:00.000Z","transactionId": "146","accountId": "4","amount": 85,"isReconciled": 0,"active": 1,"createdAt": "2020-08-14T02:55:43.988Z","updatedAt": "2020-08-14T02:55:43.988Z"
},{
"id": "45bf4792-c5a5-44ed-b7e8-57557c4f30ee","transactionId": "160","amount": 70,{
"id": "5fe82eb0-17cc-4a08-97cf-0291b4b2b740","transactionId": "158","amount": 274.5,{
"id": "6690f228-35c1-4ba7-a0ff-a3e6a64cbc88","journalDate": "2020-06-30T00:00:00.000Z","transactionId": "151","amount": -100,{
"id": "89a0e960-943d-4f0a-a81c-44d1ec27de59","journalDate": "2020-05-31T00:00:00.000Z","transactionId": "153","amount": -60,"updatedAt": "2020-08-14T02:55:43.988Z"
}
]
现在我想将同一帐户ID的数据分组一年。例如
{
"accountId": "4","Jan": [
{
"businessId": "7ab43023-7f40-40cf-b97c-563223bb27ef","journalDate": "2020-01-13T00:00:00.000Z","updatedAt": "2020-08-14T02:55:43.988Z"
}
],"Feb": [
{
"businessId": "7ab43023-7f40-40cf-b97c-563223bb27ef","journalDate": "2020-02-13T00:00:00.000Z","updatedAt": "2020-08-14T02:55:43.988Z"
}
]
}
请指导我如何实现此目标?
解决方法
对项目使用forEach
,并使用键和accountId构建对象(每个月都有单独的存储桶)。从刚刚构建的对象中获取Object.values
。
const transform = (arr) => {
const all = {};
arr.forEach(({ accountId,journalDate,...rest }) => {
if (!all[accountId]) {
all[accountId] = { accountId };
}
const month = new Date(journalDate)
.toDateString()
.split(" ")[1];
if (!all[accountId][month]) {
all[accountId][month] = [];
}
all[accountId][month].push({ accountId,...rest });
});
return Object.values(all);
};
const data = [
{
businessId: "7ab43023-7f40-40cf-b97c-563223bb27ef",id: "38fe3c68-e6aa-4c57-b4d7-dc6c4f597269",journalDate: "2020-08-13T00:00:00.000Z",transactionId: "146",accountId: "4",amount: 85,isReconciled: 0,active: 1,createdAt: "2020-08-14T02:55:43.988Z",updatedAt: "2020-08-14T02:55:43.988Z",},{
id: "45bf4792-c5a5-44ed-b7e8-57557c4f30ee",transactionId: "160",amount: 70,{
id: "5fe82eb0-17cc-4a08-97cf-0291b4b2b740",transactionId: "158",amount: 274.5,{
id: "6690f228-35c1-4ba7-a0ff-a3e6a64cbc88",journalDate: "2020-06-30T00:00:00.000Z",transactionId: "151",amount: -100,{
id: "89a0e960-943d-4f0a-a81c-44d1ec27de59",journalDate: "2020-05-31T00:00:00.000Z",transactionId: "153",amount: -60,];
console.log(transform(data));
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。