我有一个用于搜索的Autocomplet文本框，当我尝试搜索后会给No matches found提供一些帮助。我也进行了调试，可以看到值将传递给controller.did我错过了一些东西！任何人都可以请我帮忙或指出正确的方向。
在此先感谢：）
Contoller：
public ActionResult Sp(string searchString) {
string EmailID = Session["Email"].ToString();
var v = (from cbr in db.Contact_Business_Relation
join c in db.Contact on cbr.Contact_No_ equals c.Company_No_
join sa in db.Sales_Invoice_Header on cbr.No_ equals sa.Sell_to_Customer_No_
join sih in db.Sales_Invoice_Line on sa.No_ equals sih.Document_No_
where c.E_Mail == EmailID
&&
sih.Type == 2
select new ClosedOrders
{
SalesInvoiceQuantity = db.Sales_Invoice_Line.Where(l => l.Document_No_ == sa.No_).Select(l => l.Quantity).DefaultIfEmpty(0).Sum(),
CreatedDate = sa.Posting_Date,
DeliveryAddress = sa.Ship_to_Address + ", " + sa.Ship_to_Post_Code + " " + sa.Ship_to_City + ", " + sa.Ship_to_Country_Region_Code,
Reference = sa.External_Document_No_,
OrderNumber = sa.Order_No_,
Fakturanummer = sa.No_,
Total = 0,
AntalAfsendteVarer = 0,
AntalVarer = 0,
varnummer = db.Item_Ledger_Entry.Where(s => s.Item_No_ == sih.No_).Select(s => s.Item_No_).Distinct().ToList(),
SerialNoInvoiceOrdrelineDeliveryCloses = db.Item_Ledger_Entry.Where(s => s.Item_No_ == sih.No_ && s.Entry_Type == 1 && s.Source_Type == 1 && s.Document_Type == 1).Select(s => s.Serial_No_).Distinct().ToList()
});
if (!String.IsNullOrEmpty(searchString))
{
v = v.Where(s => s.Fakturanummer.Contains(searchString));
}
if (!String.IsNullOrEmpty(searchString))
{
v = v.Where(s => s.varnummer.Contains(searchString));
}
return Json(v, JsonRequestBehavior.AllowGet);
JavaScript：
<div>
<label>Search</label>
<input id="searchInput" />
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
<script>
$("#searchInput").autocomplete({
source: function (request, response) {
$.ajax({
url: '@Url.Action("Sp","Account")',
dataType: "json",
data: { searchString: $("#searchInput").val() },
success: function (data) {
if (!data.length) {
var result = [
{
label: 'No matches found',
value: response.term
}
];
response(result);
}
else {
// normal response
response($.map(data, function (item) {
return {
label: item.varnummer,
value: item.varnummer
}
}));
}
},
error: function (xhr, status, error) {
alert("Error");
}
});
}
});
</script>