javascript - 如何重命名数组中对象的属性。解决任务的正确方法是什么？

Question

我需要构建图表，有一个包含图表数据对象的数组

"graphicDetails": [
          {
            "hour": 0,
            "businessOperationPlansTotalDemand": 8.201753196882908,
            "employeesCount": 0,
            "businessOperationPlans": [
              {
                "name": "operation0",
                "value": 5.999355066255491
              },
            ]
          },
          {
            "hour": 1,
            "businessOperationPlansTotalDemand": 7.450044665662842,
            "employeesCount": 3,
            "businessOperationPlans": []
          },
          {
            "hour": 2,
            "businessOperationPlansTotalDemand": 5.814536267254451,
            "employeesCount": 5,
            ....

要在图表库 (chartjs) 中绘制它，我需要对象包含字段 {x: hour, y: businessOperationPlansTotalDemand, etc.}。示例:

data: [
    { x: 0, y: 5.815634, businessOperationPlans: [{operation: ...}] ,
    { x: 1, y: 2.23232, businessOperationPlans: [{operation2: ...}] ,
    ...
]

我知道我可以使用 forEach 或类似的东西来重命名属性，但是解决这个任务的正确方法是什么？也许我应该要求后端以其他格式制作数据？

也许我需要基于此和其他属性创建一个新数组并将其放入 Vue 的计算字段中？我该怎么做？

Answer 1

您可以使用 map

The map() method creates a new array with the results of calling a provided function on every element in the calling array.

const graphicDetails =  [{
    "hour": 0,
    "businessOperationPlansTotalDemand": 8.201753196882908,
    "employeesCount": 0,
    "businessOperationPlans": [{
      "name": "operation0",
      "value": 5.999355066255491
    }, ]
  },
  {
    "hour": 1,
    "businessOperationPlansTotalDemand": 7.450044665662842,
    "employeesCount": 3,
    "businessOperationPlans": []
  }
];

const newData = graphicDetails.map(a=>{
return {x:a.hour,y:a.businessOperationPlansTotalDemand,businessOperationPlans:a.businessOperationPlans };
})

console.log(newData);