在树状结构中以角度显示 Json 数据答案

【问题标题】：Show Jason Data in Tree like structure in angular在树状结构中以角度显示 Json 数据
【发布时间】：2020-01-23 11:00:01
【问题描述】：

我有一个包含动态的JSON。那么如何将JSON 数据显示到 GUI 树结构中，即在 html 页面中以角度展开和折叠？

{
    "id": 13,
    "examName": "tt2",
    "examStatus": "INCOMPLETE",
    "examConfigStatus": {
        "status": "COMPLETED",
        "generalConfigStatus": "COMPLETED",
        "instructConfigStatus": "COMPLETED",
        "timeConfigStatus": "COMPLETED",
        "marksConfigStatus": "COMPLETED",
        "questionPaperStatus": "COMPLETED",
        "numQuestionsExam": 12,
        "questionPapers": [
            {
                "status": "COMPLETED",
                "launguage": "ENGLISH",
                "minNumSetsPerLanguage": 2,
                "questionSets": [
                    {
                        "status": "COMPLETED",
                        "setName": "SET_A",
                        "numQuestions": 12
                    },
                    {
                        "status": "COMPLETED",
                        "setName": "SET_B",
                        "numQuestions": 12
                    }
                ]
            }
        ]
    },
    "shiftStatusList": [
        {
            "shiftId": 9,
            "shiftName": "Shift1",
            "shiftDate": "2019-12-10",
            "shiftStartTime": "09:00",
            "shiftEndTime": "12:00",
            "status": "INCOMPLETE",
            "centreStatusList": [
                {
                    "caId": 13,
                    "centreName": "ORNATE",
                    "status": "INCOMPLETE",
                    "numAvailableTerminals": 17,
                    "numAllocatedTerminals": 0,
                    "numFreeTerminals": 17,
                    "numApplicants": 0,
                    "moderators": [],
                    "hallStatusList": [
                        {
                            "hallName": "ORNATE",
                            "status": "COMPLETED",
                            "numAvailableTerminals": 17,
                            "numAllocatedTerminals": 0,
                            "supervisors": []
                        }
                    ]
                }
            ]
        },
        {
            "shiftId": 10,
            "shiftName": "shift2",
            "shiftDate": "2019-12-10",
            "shiftStartTime": "13:00",
            "shiftEndTime": "16:00",
            "status": "INCOMPLETE",
            "centreStatusList": [
                {
                    "caId": 12,
                    "centreName": "ORNATE",
                    "status": "INCOMPLETE",
                    "numAvailableTerminals": 17,
                    "numAllocatedTerminals": 0,
                    "numFreeTerminals": 17,
                    "numApplicants": 0,
                    "moderators": [],
                    "hallStatusList": [
                        {
                            "hallName": "ORNATE",
                            "status": "COMPLETED",
                            "numAvailableTerminals": 17,
                            "numAllocatedTerminals": 0,
                            "supervisors": []
                        }
                    ]
                }
            ]
        }
    ]
}

【问题讨论】：

你可以使用递归ngFor..stackoverflow.com/questions/35733186/…

标签： json angular

【解决方案1】：

将此 json 保存到变量中

let data = YOUR_JSON ;

在html中使用如下：

示例标签：

<p> examName: {{data.examName}} </p>

【讨论】：

请不要回答这样的问题，因为 OP 已经做出了零努力。这只会让他们继续询问even more low-effort questions 并降低整个网站的质量。

【解决方案2】：

您可以使用 Angular 中可用的组件，例如 ngx-treeview、Angular 的 Kendo UI。以下是链接- For Kendo UI

For ngx-tree view

【讨论】：

请不要回答这样的问题，因为 OP 已经做出了零努力。这只会让他们继续询问even more low-effort questions 并降低整个网站的质量。