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Controller.File Method (Stream, String, String)

Creates a FileStreamResult object using the Stream object, the content type, and the target file name.

Namespace:  System.Web.Mvc
Assembly:  System.Web.Mvc (in System.Web.Mvc.dll)
function File(
	fileStream : Stream, 
	contentType : String, 
	fileDownloadName : String
) : FileStreamResult

Parameters

fileStream
Type: System.IO.Stream

The stream to send to the response.

contentType
Type: System.String

The content type (MIME type)

fileDownloadName
Type: System.String

The file name to use in the file-download dialog box that is displayed in the browser.

Return Value

Type: System.Web.Mvc.FileStreamResult
The file-stream result object.

The fileDownloadName parameter is used to generate the content-disposition header. The result object that is prepared by this method is written to the response by the ASP.NET MVC framework when the object is executed. The MediaTypeNames class can be used to get the MIME type for a specific file name extension.

The following example shows how to open a file-download dialog box and set the file name to the name of the server file. The id parameter contains the server file name.

A Visual Studio project with source code is available to accompany this topic: Download.

No code example is currently available or this language may not be supported.
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