[英]Ajax request return value
我對我的控制器操作進行了Ajax調用,如下所示:
var m = $.ajax({
mtype: "GET",
url: '@Url.Action("GetBrandForValidation")',
data: { actionparameter: value },
async: false,
cache: false
});
如您所見,我將actionparametter返回給我的控制器,控制器必須返回true或false,這必須是我的“ m”值,但是我無法使其正常工作。 有任何想法嗎?
控制器代碼:
public virtual JsonResult GetBrandForValidation(string actionparameter)
{
var vendorId = _service.GetVendorIdByUsername(GetUserName());
bool k;
var brands = _service.GetBrandsByVendor(vendorId);
var brand = new BrandsViewModel();
brand.BrandName = "Opret ny Brand...";
brands.Add(brand);
foreach (var brandsViewModel in brands)
{
if (brandsViewModel.BrandName == "Intet")
{
brandsViewModel.BrandName = "";
}
}
var list = brands.Select(s => s.BrandName);
if (list.Contains(actionparameter))
{
k = true;
}
else
k = false;
return Json(k,JsonRequestBehavior.AllowGet);
}
以及全功能代碼:
var checkBrands = function(value, colname) {
var m = $.ajax({
mtype: "GET",
url: '@Url.Action("GetBrandForValidation")',
data: { actionparameter: value },
async: false,
cache: false
});
if (m == true)
return [true, ""];
else
return [false, "Brand eksistere ikke"];
};
我在javascript上很新而且很糟糕,所以不要努力判斷
ajax調用是用JavaScript進行的嗎? 如果是這樣,則mtype應該是type。
var checkBrands = function(value, colname) {
$.ajax({
mtype: "GET",
url: '@Url.Action("GetBrandForValidation")',
data: { actionparameter: value },
async: false,
cache: false,
success: function(data){
if(data == 'm'){
//do something
}else{
//do something
}
}
});
};
解決了
var checkBrands = function (value, colname) {
var m = $.ajax({
mtype: "type",
url: '@Url.Action("GetBrandForValidation")',
async: false,
cache: false,
data: { actionparameter: value }
}).responseText;
if (m == 'true'){
return [true, ""];
}
else return [false, "Brand eksistere ikke"];
};
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