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[英]C# Calling WebApi method from MVC controller parameter is always null
[英]Parameter is Null always when passing from view to controller mvc c#
我試圖將頁碼值傳遞給控制器,以便在該頁面上沒有值我可以獲取列表,但參數始終為null。 這是代碼
查看頁面
@if (Model.First().page == 1)
{
<ul class="pagination disabled"><li class="disabled"><a href="#"> Previous </a></li></ul>
<ul class="pagination" style="float:right;"><li> <a href="/MovieGenre/Genre/@(Model.First().GenreID)?type=@(Model.First().GenreType)?PageNo=@(Model.First().page + 1)"> Next </a></li></ul>
}
else
{
<ul class="pagination"><li><a href="#"> Previous </a></li></ul>
<ul class="pagination" style="float:right;"><li> <a href="/MovieGenre/Genre/@(Model.First().GenreID)?type=@(Model.First().GenreType)?PageNo=@(Model.First().page + 1)"> Next </a></li></ul>
}
這是控制器
public ActionResult Genre(int id, string type, int? PageNo)
{
if (PageNo == null)
{
PageNo = 1;
}
var client = new RestClient("https://api.APIProvide.com/3/genre/" + id + "/movies?page=" + PageNo + "&api_key=xxxxxxxxxxxxxxxxxxxxxxxx&language=en-US&include_adult=true&sort_by=created_at.asc");
var request = new RestRequest(Method.GET);
request.AddParameter("undefined", "{}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
string Movies = response.Content;
JavaScriptSerializer serialize = new JavaScriptSerializer();
MovieByGenre_GetList_Class objMovieByGenre_GetList_Class = serialize.Deserialize<MovieByGenre_GetList_Class>(Movies);
List<MovieByGenre_GetList_Class> lstMovieByGenre_GetList_Class = new List<MovieByGenre_GetList_Class>();
lstMovieByGenre_GetList_Class.Add(objMovieByGenre_GetList_Class);
List<GenreList_GetList> lstMovies_Genre_List = GetGenreList();
if (lstMovies_Genre_List.Any())
{
objMovieByGenre_GetList_Class.GenreList = lstMovies_Genre_List;
lstMovieByGenre_GetList_Class.Add(objMovieByGenre_GetList_Class);
}
objMovieByGenre_GetList_Class.GenreID = id;
objMovieByGenre_GetList_Class.GenreType = type;
return View(lstMovieByGenre_GetList_Class);
}
提前致謝
在視圖中,形成的鏈接將被更改。
<a href="/MovieGenre/Genre/@(Model.First().GenreID)?type=@(Model.First().GenreType)?PageNo=@(Model.First().page + 1)"> Next </a>
將被改為
<a href="/MovieGenre/Genre/@(Model.First().GenreID)?type=@(Model.First().GenreType)&PageNo=@(Model.First().page + 1)"> Next </a>
提示:有效的查詢字符串必須以“?”開頭 並且需要使用“&”指定后續參數。
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