C# 将对象集合发布到Web Api控制器
我正在尝试使用jquery向Web API控制器发送http post,我正在向控制器发送一个对象数组,但当它到达服务器时,该数组为空 javascriptC# 将对象集合发布到Web Api控制器,c#,jquery,asp.net-web-api,model-view-controller,http-post,C#,Jquery,Asp.net Web Api,Model View Controller,Http Post,我正在尝试使用jquery向Web API控制器发送http post,我正在向控制器发送一个对象数组,但当它到达服务器时,该数组为空 javascript var url = "api/actuary/" + $("#ActuaryId").val() + "/documents/"; var inputs = $("#proofOfTraining input[type='checkbox']"); var courseAttended = [
var url = "api/actuary/" + $("#ActuaryId").val() + "/documents/";
var inputs = $("#proofOfTraining input[type='checkbox']");
var courseAttended = []
inputs.each(function (ind, val) {
var course = {};
course["IsDone"] = $(val).is(":checked");
course["Title"] = $(val).attr("name");
course["ActuaryId"] = $("#ActuaryId").val();
courseAttended.push(course);
});
console.log(courseAttended)
$.post(url, JSON.stringify({ courseAttended }), function (response) {
console.log(response)
})
发布数据
控制器
[Route("api/actuary/{actuaryId:long}/documents/")]
[HttpPost]
public async Task<IHttpActionResult> uploadCourseTrainingProofAsync(List<CourseModel> courseAttended)
{
try
{
using (Data.ADPDB db = new Data.ADPDB())
{
foreach (CourseModel course in courseAttended)
{
var tempDoc = new documents();
tempDoc.ActuaryId = course.ActuaryId;
tempDoc.Document = null;
tempDoc.DocumentTypeId = -1;
tempDoc.Done = course.IsDone;
tempDoc.Title = course.Title;
db.documents.Add(tempDoc);
}
await db.SaveChangesAsync();
}
return Ok();
}
catch (Exception ex) {
return InternalServerError(ex.InnerException);
}
}
这就是我的工作 Javascript
var inputs = $("#proofOfTraining input[type='checkbox']");
var courseAttended = []
inputs.each(function (ind, val) {
var course = {};
course["IsDone"] = $(val).is(":checked");
course["Title"] = $(val).attr("name");
course["ActuaryId"] = parseInt($("#ActuaryId").val());
courseAttended.push(course);
});
$.ajax({
url: "api/actuary/" + $("#ActuaryId").val() + "/documents/",
cache: false,
type: 'POST',
contentType: 'application/json; charset=utf-8',
data: JSON.stringify(courseAttended),
dataType: "json",
success: function (data) {
console.log(data)
}
})
控制器:
[Route("api/actuary/{actuaryId:long}/documents/")]
[HttpPost]
public async Task<IHttpActionResult>
uploadCourseTrainingProofAsync(List<CourseModel> courseAttended)
{
//.....
}
[路径(“api/精算师/{精算师ID:long}/documents/”)
[HttpPost]
公共异步任务
上传CourseTrainingProofAsync(列出CourseTrainingProofAsync)
{
//.....
}
我更感兴趣的是为什么我要在ajax请求中指定其余的细节
感谢您的建议。您已经为您的请求指定了内容类型。对于你的情况。此外,还必须在模型类中将精算ID int的类型更改为string。下面是工作代码
$.ajax({
type: "POST",
contentType: 'application/json',
url: "api/url",
data: JSON.stringify(courseAttended),
success: (response)=> {
console.log(response);
},
error: (response) =>{
console.log(response);
}
});
public class CourseModel
{
public string ActuaryId { get; set; }
public string Title { get; set; }
public bool IsDone { get; set; }
}
我们可以看到您正在传递的对象数组吗?如果您正在使用post,那么为什么不在正文中传递精算ID呢?
JSON.stringify({courseattend:courseattend})
试着只发布JSON.stringify(courseattend);这看起来像是在向控制器发送对象,而不是数组。请尝试使用JSON.stringify(courseAttended),谢谢Rorymcrossan@TiisetsoTjabane您也可以检查这个问题,它有一些很好的答案:很可能原始代码没有指定正确的内容类型(JSON),因此模型绑定器无法将传入数据绑定到模型。
$.ajax({
type: "POST",
contentType: 'application/json',
url: "api/url",
data: JSON.stringify(courseAttended),
success: (response)=> {
console.log(response);
},
error: (response) =>{
console.log(response);
}
});
public class CourseModel
{
public string ActuaryId { get; set; }
public string Title { get; set; }
public bool IsDone { get; set; }
}