[英]jQuery DataTable JSON Parsing Error
Okay, so, my issue today is I am trying to return a jquery datatable from a AJAX result, and every time I request the AJAX I am getting the following error: 好的,所以,今天的问题是我试图从AJAX结果返回一个jquery数据表,并且每次我请求AJAX时,都会收到以下错误:
"DataTables warning: JSON data from server could not be parsed. This is caused by a JSON formatting error" “ DataTables警告:无法解析来自服务器的JSON数据。这是由JSON格式错误引起的”
Here is what my view looks like: 这是我的观点:
<script type="text/javascript">
$(document).ready(function () {
var oTable = $('#StudentTable').dataTable({
"bServerSide": true,
"sAjaxSource": "Admin/FindStudent",
"bProcessing": true,
"aoColumns": [
{ "sName": "StudentID",
"bSearchable": false,
"bSortable": false,
"fnRender": function (oObj) {
return '<a href=\"Student/Details/' + oObj.aData[0] + '\">View</a>';
}
},
{ "sName": "FirstName" },
{ "sName": "LastName" },
{ "sName": "EmailAddress" }
]
});
});
</script>
<table id="StudentTable" class="display">
<thead>
<tr>
<th>ID</th>
<th>First Name</th>
<th>Last Name</th>
<th>Email Address</th>
</tr>
</thead>
<tbody>
</tbody>
</table>
And here is the controller: 这是控制器:
public ActionResult FindStudent(DataTableParamModel dtParams)
{
//if (Session["IsAdmin"] != "True")
//{
// return View("Login");
//}
var repo = new StudentRepository();
var allStudents = repo.GetAllStudents();
IEnumerable<StudentInfo> filteredStudents;
//Check whether the students should be filtered by keyword
if (!string.IsNullOrEmpty(dtParams.sSearch))
{
//Used if particulare columns are filtered
var fnameFilter = Convert.ToString(Request["sSearch_1"]);
var lnameFilter = Convert.ToString(Request["sSearch_2"]);
var emailFilter = Convert.ToString(Request["sSearch_3"]);
//Optionally check whether the columns are searchable at all
var isFNameSearchable = Convert.ToBoolean(Request["bSearchable_1"]);
var isLNameSearchable = Convert.ToBoolean(Request["bSearchable_2"]);
var isEmailSearchable = Convert.ToBoolean(Request["bSearchable_3"]);
filteredStudents = repo.GetAllStudents()
.Where(c => isFNameSearchable && c.FirstName.ToLower().Contains(dtParams.sSearch.ToLower())
||
isLNameSearchable && c.LastName.ToLower().Contains(dtParams.sSearch.ToLower())
||
isEmailSearchable && c.EmailAddress.ToLower().Contains(dtParams.sSearch.ToLower()));
}
else
{
filteredStudents = allStudents;
}
var isFNameSortable = Convert.ToBoolean(Request["bSortable_1"]);
var isLNameSortable = Convert.ToBoolean(Request["bSortable_2"]);
var sortColumnIndex = Convert.ToInt32(Request["iSortCol_0"]);
Func<StudentInfo, string> orderingFunction = (c => sortColumnIndex == 1 && isFNameSortable ? c.FirstName :
sortColumnIndex == 2 && isLNameSortable ? c.LastName :
"");
var sortDirection = Request["sSortDir_0"]; // asc or desc
if (sortDirection == "asc")
filteredStudents = filteredStudents.OrderBy(orderingFunction);
else
filteredStudents = filteredStudents.OrderByDescending(orderingFunction);
var displayedStudents = filteredStudents.Skip(dtParams.iDisplayStart).Take(dtParams.iDisplayLength);
var result = from c in displayedStudents select new[] { Convert.ToString(c.StudentID), c.FirstName, c.LastName, c.EmailAddress };
JsonResult results = Json(new
{
sEcho = dtParams.sEcho,
iTotalRecords = allStudents.Count(),
iTotalDisplayRecords = filteredStudents.Count(),
aaData = result
},
JsonRequestBehavior.AllowGet);
return View(results);
}
When using JSONLint, it spits out 使用JSONLint时,它会吐出
Parse error on line 1:
<headid="Head1"><sty
^
Expecting '{', '['
Any ideas? 有任何想法吗?
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