Question selected value option All Request clear after display value How to prevent this behavior from happen ?

[ahmedaziz]

I work on asp.net mvc I face issue selected value All requests cleared after display result data and back to Pending Request

so my issue on selected value option if i select option All requests it display all requests success but drop down selected option display as Pending Request

so How to solve issue selected option clear after display data

action GetSelectedDropDownChanged on controller WorkforceRequests hit and catched when make debug and detect value 1 if i select pending request and 2 if i select all request

but issue when select option All request it back to option Pending Request so How to prevent this behaviour from happen

code details

<form action="/WorkforceRequests/GetSelectedDropDownChanged"  method="post">
            <select class="form-control" id="statusselect" name="statusselect">
                <option value="1">Pending Request</option>
                <option value="2">All requests </option>
            </select>
        </form>

on controller WorkforceRequestsController


        public async Task<ActionResult> GetSelectedDropDownChanged() //Assuming key in your dropdown is string
        {
            string selectedValue = Request.Form["statusselect"].ToString();
            List<WorkforceRequest> workforceRequest = new List<WorkforceRequest>();
            if (selectedValue == "1")
            {


          workforceRequest = Workforce.GetPendingOnPalnningSection(RoleKey.PLS);


            }
            else

                workforceRequest = Workforce.GetAllRequestsOnPalnningSection(RoleKey.PLS);

            return View(workforceRequest);

        }

 

[Skydiver]

Your Razor code needs too be modified so that it sets the selected item. Your C# code needs to be modified so that the view is told which item should be selected.

 

[ahmedaziz]

what modification need to added to solve issue please

 

[Skydiver]

Apparently there is a simpler way. Use asp-for.

Select Lists in a Razor Pages Form | Learn Razor Pages

Select lists or DropDown lists are used in a Razor Pages form to enable users to select zero or more predefined options. They are rendered in HTML as a select element

www.learnrazorpages.com