web api return json
NET MVC 4 的Web API 專案範本內)，也非常適合用於各種跨平台的行動裝置上，如果你想開發RESTful 應用程式，那麼使用ASP.NET Web API 應該是挺理想的解決方案。不過ASP.NET Web API 內建支援JSON 與XML 兩種輸出格式，並依據瀏覽器端送出的Accept 標頭自動決定回應的內容格式，不過也因為這點讓 ..., Headers.ContentType = new MediaTypeHeaderValue("application/json"); return result; } } } 由於是傳回文字內容，所以這裡是用StringContent 來建立內容物件。 透過這種方式，即使沒有像[Tip 2] 的額外處理，我們的Web API 仍然可以傳回JSON 字串，甚至任何格式的內容。例如底下的程式片段可傳回一個jpeg ..., So here are the changes for your post: First, you should make your api return Json by default when you pass a text/html request (is this you are looking for?), adding this line to your WebApiConfig class: config.Formatters.JsonFormatter.SupportedMediaTyp, When returning a value, try it like this: public IHttpActionResult GetCompanies() var companies = db.Companies.ToList(); return Ok( new results = companies }); }., I just add the following in App_Start / WebApiConfig.cs class in my MVC Web API project. config.Formatters.JsonFormatter.SupportedMediaTypes .Add(new MediaTypeHeaderValue("text/html") );. That makes sure you get json on most queries, but you ca, Create custom implementation. The framework is extensible via the IHttpActionResult . The following creates a custom result and extension method... public static class JsonStringResultExtension public static CustomJsonStringResult JsonString(this ApiCon, Supporting only JSON in ASP.NET Web API – THE RIGHT WAY. Replace IContentNegotiator with JsonContentNegotiator: var jsonFormatter = new JsonMediaTypeFormatter(); //optional: set serializer settings here config.Services.Replace(typeof(IContentNegotiator),,我使用『JSON.NET』套件做序列化，但回傳到前端接收時會出現一堆多餘的反斜線不知原因是什麼？有其他方法可以解決呢？ Controller 程式碼： public class MemberDataController : ApiController // GET: api/MemberData public IEnumerable<string> Get() return new string[] "value1", "value2" }; } , Marten is an open source .NET document database library that allows the storing, loading, updating and deleting of objects as documents in an underlying PostgreSQL database. Marten stores .NET objects as JSON data in the underlying PostgreSQL database. W,使用Asp.Net MVC打造Web Api (13) - 使用Json.Net解析Json. October 13, 2013 | 0 Comments. 從較之前常使用的Xml，到近期很紅用的Json，都可以視為資料交換格式的 ... OrdinalIgnoreCase)) //Call JsonResult to throw the same exception as JsonResult return new JsonResult(); } return new JsonNetResult()
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 web api return json 相關參考資料
如何讓ASP.NET Web API 無論任何要求都回應JSON 格式
NET MVC 4 的Web API 專案範本內)，也非常適合用於各種跨平台的行動裝置上，如果你想開發RESTful 應用程式，那麼使用ASP.NET Web API 應該是挺理想的解決方案。不過ASP.NET Web API 內建支援JSON 與XML 兩種輸出格式，並依據瀏覽器端送出的Accept 標頭自動決定回應的內容格式，不過也因為這點讓 ... https://blog.miniasp.com Huan-Lin 學習筆記: ASP.NET Web API 入門常用技巧
Headers.ContentType = new MediaTypeHeaderValue("application/json"); return result; } } } 由於是傳回文字內容，所以這裡是用StringContent 來建立內容物件。 透過這種方式，即使沒有像[Tip 2] 的額外處理，我們的Web API 仍然可以傳回JSON 字串，甚至任何格式的內容。... https://www.huanlintalk.com c# - Build JSON response in Web API controller - Stack Overflow
So here are the changes for your post: First, you should make your api return Json by default when you pass a text/html request (is this you are looking for?), adding this line to your WebApiConfig c... https://stackoverflow.com c# - Return JSON object (ASP.NET WebAPI) - Stack Overflow
When returning a value, try it like this: public IHttpActionResult GetCompanies() var companies = db.Companies.ToList(); return Ok( new results = companies }); }. https://stackoverflow.com How do I get ASP.NET Web API to return JSON instead of XML using ...
I just add the following in App_Start / WebApiConfig.cs class in my MVC Web API project. config.Formatters.JsonFormatter.SupportedMediaTypes .Add(new MediaTypeHeaderValue("text/html") );. T... https://stackoverflow.com c# - Web Api: recommended way to return json string - Stack Overflow
Create custom implementation. The framework is extensible via the IHttpActionResult . The following creates a custom result and extension method... public static class JsonStringResultExtension publ... https://stackoverflow.com How to force ASP.NET Web API to always return JSON? - Stack Overflow
Supporting only JSON in ASP.NET Web API – THE RIGHT WAY. Replace IContentNegotiator with JsonContentNegotiator: var jsonFormatter = new JsonMediaTypeFormatter(); //optional: set serializer settings h... https://stackoverflow.com ASP.NET Web API 傳回JSON 字串 - MSDN - Microsoft
我使用『JSON.NET』套件做序列化，但回傳到前端接收時會出現一堆多餘的反斜線不知原因是什麼？有其他方法可以解決呢？ Controller 程式碼： public class MemberDataController : ApiController // GET: api/MemberData public IEnumerable<string> Get() return new... https://social.msdn.microsoft. Returning Raw JSON Data in Web API with Marten -- Visual Studio ...
Marten is an open source .NET document database library that allows the storing, loading, updating and deleting of objects as documents in an underlying PostgreSQL database. Marten stores .NET object... https://visualstudiomagazine.c 使用Asp.Net MVC打造Web Api (13) - 使用Json.Net解析Json « 愛流浪 ...
使用Asp.Net MVC打造Web Api (13) - 使用Json.Net解析Json. October 13, 2013 | 0 Comments. 從較之前常使用的Xml，到近期很紅用的Json，都可以視為資料交換格式的 ... OrdinalIgnoreCase)) //Call JsonResult to throw the same exception as JsonResult... http://kirkchen.logdown.com |