我正在尝试将以下数组转换为 JSON 可以理解的内容,并能够将相同的键/值对附加到每个对象数组,但我陷入了如何去做的困境。
给定以下对象数组:
{
"array": [
{
"Type": "Current",
"Item1": "3",
"Item2": "23",
"Item3": "90",
"Item4": null,
"Year": "2019",
"Amount": "100"
},
{
"Type": "Current",
"Item1": "3",
"Item2": "23",
"Item3": "90",
"Item4": null,
"Year": "2020",
"Amount": "200"
},
{
"Type": "Current",
"Item1": "3",
"Item2": "23",
"Item3": "90",
"Item4": null,
"Year": "2021",
"Amount": "300"
},
{
"Type": "Change",
"Item1": null,
"Item2": null,
"Item3": null,
"Item4": null,
"Year": "2019"
},
{
"Type": "Change",
"Item1": null,
"Item2": null,
"Item3": null,
"Item4": null,
"Year": "2020",
"Amount": ""
},
{
"Type": "Change",
"Item1": null,
"Item2": null,
"Item3": null,
"Item4": null,
"Year": "2021",
"Amount": ""
}
]
}
我需要将以下内容添加到每个数组:
{Title : "title", id : "idNum"}
所以它读起来像:
{
"Title": "title",
"ID": "idNum",
"Type": "Current",
"Item1": "3",
"Item2": "23",
"Item3": "90",
"Item4": null,
"Year": "2019",
"Amount": "100"
},
{
"Title": "title",
"ID": "idNum",
"Type": "Current",
"Item1": "3",
"Item2": "23",
"Item3": "90",
"Item4": null,
"Year": "2020",
"Amount": "200"
},
等等
我什至不确定这是否实际上是一个对象数组的数组,因为我承认对术语有一些猜测。最终,我需要将其作为 JSON 对象进行处理,以便使用 AJAX 提交到 SharePoint 列表。
我是否需要循环遍历数组中的每个数组,然后添加对象键/值对?
最佳答案
您可以使用Array.map
和 spread
并且不改变原始数组:
const data = { "array": [ { "Type": "Current", "Item1": "3", "Item2": "23", "Item3": "90", "Item4": null, "Year": "2019", "Amount": "100" }, { "Type": "Current", "Item1": "3", "Item2": "23", "Item3": "90", "Item4": null, "Year": "2020", "Amount": "200" }, { "Type": "Current", "Item1": "3", "Item2": "23", "Item3": "90", "Item4": null, "Year": "2021", "Amount": "300" }, { "Type": "Change", "Item1": null, "Item2": null, "Item3": null, "Item4": null, "Year": "2019" }, { "Type": "Change", "Item1": null, "Item2": null, "Item3": null, "Item4": null, "Year": "2020", "Amount": "" }, { "Type": "Change", "Item1": null, "Item2": null, "Item3": null, "Item4": null, "Year": "2021", "Amount": "" } ] }
result = data.array.map(x => ({ Title: 'Title', ID: 'idNum', ...x}))
console.log(result)
关于javascript - 映射对象键: value pair to array of object arrays for JSON,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/53489126/