C# 如何在C中解析JsonObject#
我正在尝试解析下面的json对象,但我不知道怎么做,因为json对象中有“讲师”??我不知道如何管理“讲师”,他们是Json中的另一个对象,但在数据[0]中是一个对象,在数据[1]中是一个标志或布尔值。这件事把我弄糊涂了。你知道我怎样才能做到这一点吗C# 如何在C中解析JsonObject#,c#,.net,json,json.net,C#,.net,Json,Json.net,我正在尝试解析下面的json对象,但我不知道怎么做,因为json对象中有“讲师”??我不知道如何管理“讲师”,他们是Json中的另一个对象,但在数据[0]中是一个对象,在数据[1]中是一个标志或布尔值。这件事把我弄糊涂了。你知道我怎样才能做到这一点吗 { "result": "Success", "data": [ { "student_course_id": "82", "student_id": "30",
{
"result": "Success",
"data": [
{
"student_course_id": "82",
"student_id": "30",
"term_course_id": "18",
"section_id": "3",
"term_id": "12",
"course_id": "15",
"credit_hours": "26",
"is_elective": "Elective",
"is_practical": "0",
"teacher_id": "10",
"program_id": "5",
"course_code": "E2",
"course_title": "English 2",
"lecturer": {
"fname": "Ali",
"lname": "farooq",
"phone": "1234567890",
"email": "farooq@teacher.com",
"thumb": "../photos/thumb/1391515491.png"
}
},
{
"student_course_id": "83",
"student_id": "30",
"term_course_id": "19",
"section_id": "3",
"term_id": "12",
"course_id": "16",
"credit_hours": "26",
"is_elective": "Elective",
"is_practical": "0",
"teacher_id": "8",
"program_id": "5",
"course_code": "C2",
"course_title": "Culture 2",
"lecturer": false
}
]
}
C#代码
public async static Task<StudentSubjectsClassWithError> StudentSubjectsList()
{
HttpClient client = new HttpClient();
string baseUrl = getBaseUrl();
try
{
string flickrResult = await client.GetStringAsync(baseUrl);
StudentSubjectsClassWithError studentSubjectsResult = new StudentSubjectsClassWithError();
try
{
StudentSubjectsJson apiData =
JsonConvert.DeserializeObject<StudentSubjectsJson>(flickrResult);
List<StudentSubjectsClass> mStudentSubjectsList = new List<StudentSubjectsClass>();
if (apiData.data != null && apiData.result == "Success")
{
studentSubjectsResult.message = "";
studentSubjectsResult.result = apiData.result;
foreach (StudentSubjectsJsonItem data in apiData.data)
{
StudentSubjectsClass studentSubjects = new StudentSubjectsClass();
studentSubjects.student_course_id = data.student_course_id;
studentSubjects.student_id = data.student_id;
studentSubjects.term_course_id = data.term_course_id;
studentSubjects.section_id = data.section_id;
studentSubjects.term_id = data.term_id;
studentSubjects.course_id = data.course_id;
studentSubjects.credit_hours = data.credit_hours;
studentSubjects.is_elective = data.is_elective;
studentSubjects.is_practical = data.is_practical;
studentSubjects.program_id = data.program_id;
studentSubjects.course_code = data.course_code;
studentSubjects.course_title = data.course_title;
//// studentSubjects.lecturer ?????
mStudentSubjectsList.Add(studentSubjects);
}
}
else
{
studentSubjectsResult.result = apiData.result;
studentSubjectsResult.message = "No records found.";
}
studentSubjectsResult.studentSubjectsList = mStudentSubjectsList;
return studentSubjectsResult;
}
catch (JsonSerializationException)
{
try
{
StudentSubjectsErrorJson apiData =
JsonConvert.DeserializeObject<StudentSubjectsErrorJson>(flickrResult);
studentSubjectsResult.result = apiData.result;
studentSubjectsResult.message = apiData.data;
studentSubjectsResult.studentSubjectsList = null;
return studentSubjectsResult;
}
catch (JsonSerializationException)
{
}
}
return null;
}
catch (Exception)
{
return null;
// MessageBox.Show("Internet Connection Problem");
}
}
public异步静态任务StudentSubjectsList()
{
HttpClient=新的HttpClient();
字符串baseUrl=getBaseUrl();
尝试
{
string flickresult=await client.GetStringAsync(baseUrl);
StudentSubjectsClassWithError studentSubjectsResult=新的StudentSubjectsClassWithError();
尝试
{
学生受试者来自apiData=
反序列化对象(flickresult);
List mStudentSubjectsList=新列表();
if(apiData.data!=null&&apiData.result==“成功”)
{
studentSubjectsResult.message=“”;
studentSubjectsResult.result=apiData.result;
foreach(学生受试者apiData.data中的SONITEM数据)
{
StudentSubjectsClass studentSubjects=新的StudentSubjectsClass();
studentSubjects.student\u course\u id=data.student\u course\u id;
studentSubjects.student\u id=data.student\u id;
studentSubjects.term\u course\u id=data.term\u course\u id;
studentSubjects.section\u id=data.section\u id;
studentSubjects.term\u id=data.term\u id;
studentSubjects.course\u id=data.course\u id;
studentSubjects.credit\u hours=data.credit\u hours;
studentSubjects.is_optional=data.is_optional;
studentSubjects.is_practical=data.is_practical;
studentSubjects.program\u id=data.program\u id;
studentSubjects.course\u code=data.course\u code;
studentSubjects.course\u title=data.course\u title;
////学生科目。讲师?????
MSStudentSubjectsList.Add(学生科目);
}
}
其他的
{
studentSubjectsResult.result=apiData.result;
studentSubjectsResult.message=“未找到任何记录。”;
}
studentSubjectsResult.studentSubjectsList=MSStudentSubjectsList;
返回学生主题结果;
}
捕获(JsonSerializationException)
{
尝试
{
StudentSubjectsErrorJson apiData=
反序列化对象(flickresult);
studentSubjectsResult.result=apiData.result;
studentSubjectsResult.message=apiData.data;
studentSubjectsResult.studentSubjectsList=null;
返回学生主题结果;
}
捕获(JsonSerializationException)
{
}
}
返回null;
}
捕获(例外)
{
返回null;
//MessageBox.Show(“互联网连接问题”);
}
}
对于顶层,您有StudentSubjectsJson
,StudentSubjectsJsonItem
对于数据
数组中的每个元素
对于讲师,您需要定义studentsubjectsjson讲师
,并将其设置为StudentSubjectsJsonItem
的属性,称为讲师
例如:
您已经为顶级设置了
StudentSubjectsJson
,为数据
数组中的每个元素设置了StudentSubjectsJsonItem
对于讲师,您需要定义studentsubjectsjson讲师
,并将其设置为StudentSubjectsJsonItem
的属性,称为讲师
例如:
我使用的是Visual Studio 2012,当我想将Json字符串转换为C#class对象时,我复制Json字符串并
-> Click Edit
-> Click Paste Special
-> Click Paste JSON as Classes
或者你也可以使用乔纳森·基思的在线工具
使用JSON2Charp,我从您的json中获得了这个类
public class Datum
{
public string student_course_id { get; set; }
public string student_id { get; set; }
public string term_course_id { get; set; }
public string section_id { get; set; }
public string term_id { get; set; }
public string course_id { get; set; }
public string credit_hours { get; set; }
public string is_elective { get; set; }
public string is_practical { get; set; }
public string teacher_id { get; set; }
public string program_id { get; set; }
public string course_code { get; set; }
public string course_title { get; set; }
public object lecturer { get; set; }
}
public class RootObject
{
public string result { get; set; }
public List<Datum> data { get; set; }
}
公共类数据
{
公共字符串student_course_id{get;set;}
公共字符串student_id{get;set;}
公共字符串项\u课程\u id{get;set;}
公共字符串节_id{get;set;}
公共字符串项_id{get;set;}
公共字符串course_id{get;set;}
公共字符串credit_hours{get;set;}
公共字符串是{get;set;}
公共字符串是{get;set;}
公共字符串teacher_id{get;set;}
公共字符串程序_id{get;set;}
公共字符串course_代码{get;set;}
公共字符串课程标题{get;set;}
公共对象{get;set;}
}
公共类根对象
{
公共字符串结果{get;set;}
公共列表数据{get;set;}
}
编辑
我还注意到,您的数据数组将讲师作为对象,第二个数据将讲师作为布尔。如果讲师不存在,您可以通过不包括讲师来解决此问题。这会将类更改为:
public class Lecturer
{
public string fname { get; set; }
public string lname { get; set; }
public string phone { get; set; }
public string email { get; set; }
public string thumb { get; set; }
}
public class Datum
{
public string student_course_id { get; set; }
public string student_id { get; set; }
public string term_course_id { get; set; }
public string section_id { get; set; }
public string term_id { get; set; }
public string course_id { get; set; }
public string credit_hours { get; set; }
public string is_elective { get; set; }
public string is_practical { get; set; }
public string teacher_id { get; set; }
public string program_id { get; set; }
public string course_code { get; set; }
public string course_title { get; set; }
public Lecturer lecturer { get; set; }
}
public class RootObject
{
public string result { get; set; }
public List<Datum> data { get; set; }
}
公共课堂讲师
{
公共字符串fname{get;set;}
公共字符串lname{get;set;}
公用字符串电话{get;set;}
公共字符串电子邮件{get;set;}
公共字符串thumb{get;set;}
}
公共类数据
{
公共字符串student_course_id{get;set;}
公共字符串student_id{get;set;}
公共字符串项\u课程\u id{get;set;}
公共字符串节_id{get;set;}
公共字符串项_id{get;set;}
公共字符串course_id{get;set;}
公共字符串credit_hours{get;set;}
公共字符串是{get;set;}
公共字符串是{get;set;}
公共字符串teacher_id{get;set;}
公共字符串程序_id{get;set;}
公共字符串course_代码{get;set;}
公共字符串课程标题{get;set;}
公共图书馆
public class Lecturer
{
public string fname { get; set; }
public string lname { get; set; }
public string phone { get; set; }
public string email { get; set; }
public string thumb { get; set; }
}
public class Datum
{
public string student_course_id { get; set; }
public string student_id { get; set; }
public string term_course_id { get; set; }
public string section_id { get; set; }
public string term_id { get; set; }
public string course_id { get; set; }
public string credit_hours { get; set; }
public string is_elective { get; set; }
public string is_practical { get; set; }
public string teacher_id { get; set; }
public string program_id { get; set; }
public string course_code { get; set; }
public string course_title { get; set; }
public Lecturer lecturer { get; set; }
}
public class RootObject
{
public string result { get; set; }
public List<Datum> data { get; set; }
}
if (apiData.data[x].lecturer != false){
...
}