数组未从Javascript传递到MVC
我正在尝试将一个数组从javascript传递回我的MVC应用程序。javascript中有一个数组未从Javascript传递到MVC,javascript,arrays,asp.net-mvc,Javascript,Arrays,Asp.net Mvc,我正在尝试将一个数组从javascript传递回我的MVC应用程序。javascript中有一个console.log(选中),它输出一个数据数组: ["<img src="https://owlexpress.kennesaw.edu/stugifs/open.gif">", "MATH 1190/01 - Calculus I", "84528", " 4.000", "Full Term", "40", "34", "6", "0", "0", "0", "Kenn
console.log(选中)
,它输出一个数据数组:
["<img src="https://owlexpress.kennesaw.edu/stugifs/open.gif">", "MATH 1190/01 - Calculus I", "84528", " 4.000", "Full Term", "40", "34", "6", "0", "0", "0", "Kennesaw Campus", "Classroom - 100%", "Mathematics & StatisticsRoom 108", "8:00 am - 9:10 amLecture", "Aug 17, 2015", "Dec 14, 2015", "Xiaohui Rebecca Shi (P)", ""]
视图模型:
public class SelectedClassesArray
{
public string[] arrayOfClasses { get; set; }
}
控制器操作:
//Had to set ValidateInput to false since one of the strings contains < (it errored without this)
[HttpPost, ValidateInput(false)]
public ActionResult watchClasses(IEnumerable<SelectedClassesArray> selectedClassesArray)
{ //Breakpoint here shows that selectedClassesArray is null
foreach (var item in selectedClassesArray)
{
Console.WriteLine(item.ToString());
}
return View();
}
//必须将ValidateInput设置为false,因为其中一个字符串包含<(没有此项时出错)
[HttpPost,ValidateInput(false)]
公共操作结果监视类(IEnumerable selectedClassesArray)
{//此处的断点显示selectedClassesArray为空
foreach(选定类别数组中的var项)
{
Console.WriteLine(item.ToString());
}
返回视图();
}
您是否尝试过:
$.ajax({
type: "POST",
url: "/ClassSearch/watchClasses",
// I have tried setting data both ways with the same result:
//data: { selectedClassesArray: selected },
data: selected,
traditional: true,
success: function (data) { alert("SUCCESS"); }
});
或者可能是传统的序列化失败了:
$.ajax({
type: "POST",
url: "/ClassSearch/watchClasses",
// I have tried setting data both ways with the same result:
//data: { selectedClassesArray: selected },
data: { selectedClassesArray: selected },
traditional: false,
success: function (data) { alert("SUCCESS"); }
});
您的操作需要一个数组列表:
watchClasses(IEnumerable<SelectedClassesArray> selectedClassesArray)
@taxicala说的有道理,试着只传递数组,而不是传递另一个数组中的数组:
data: { selectedClassesArray: selected }
发布的属性名称必须与视图模型参数的名称匹配。当我使用
数据:{selectedClassesArray:selected}
时,我得到了这个属性名称,当我使用数据:selected
时,我得到了这个属性名称,所以看起来数据:selected
工作得“更好”?使用data:selected
让我可以看到属性arrayOfClasses
,但它仍然是空的,如@Jrow所示,但您是否如我所说更改了操作参数?是的,它是[HttpPost,ValidateInput(false)]公共操作结果监视类(SelectedClassesArray SelectedClassesArray SelectedClassesArray){return View();}
now@Jrow好的,我几乎可以肯定,如果您使用watchClasses(string[]arrayOfClasses)
它会工作。我担心使用该类作为参数,您会更改一些数据以发布。@Jrow它是如何工作的,使用watchClasses(string[]arrayOfClasses)
?
watchClasses(SelectedClassesArray selectedClassesArray)
data: { selectedClassesArray: selected }