原数组：image.png

    新数组：
    image.png

    1. //原数组
    2.     let obj = [{
    3.       datetime: "2021-09-09 14:56:36",
    4.       area: "上海",
    5.       detail: "二月二月砚田街h",
    6.       image: "",
    7.       shareimageurl: "https://jdy-crm.oss-cn-       beijing.aliyuncs.com/kd_pro/1536230697407890389/20210831/3008633655172026.jpg",
    8.       content: "二月砚田街和er'he'r'h",
    9.       channelId: 5031,
    10.       modelId: 1421,
    11.       modelName: "活动列表模型",
    12.       titleColor: "#333333",
    13.       titleIsBold: true,
    14.       title: "bhrthrt",
    15.       type: 5,
    16.       shortTitle: "rher"
    17.     }]
    19.     //改变数组结构   map方法
    20.     let arr = obj.map((item)=>{
    21.       return {
    22.         json: {
    23.         datetime: "2021-09-09 14:56:36",
    24.         area: "上海",
    25.         detail: "二月二月砚田街h",
    26.         image: "",
    27.         shareimageurl: "https://jdy-crm.oss-cn-beijing.aliyuncs.com/kd_pro/1536230697407890389/20210831/3008633655172026.jpg",
    28.         content: "二月砚田街和er'he'r'h"
    29.       },
    30.       channelId: 5031,
    31.       modelId: 1421,
    32.       modelName: "活动列表模型",
    33.       title: {
    34.         titleColor: "#333333",
    35.         titleIsBold: true,
    36.         title: "bhrthrt"
    37.       },
    38.       type: 5,
    39.       shortTitle: "rher"
    40.       }
    41.     })
    42.     console.log(arr);