Download File From Byte Array C# Mvc ((hot)) Access

: Providing a third parameter to the File() method triggers a "Save As" dialog in the browser rather than just displaying the file inline. Common Use Cases Download File C# MVC from byte[] - Stack Overflow

: This contains the actual binary data of the file. download file from byte array c# mvc

[HttpGet] public FileResult DownloadDocument(int id) { // 1. Retrieve your data as a byte array byte[] fileBytes = GetFileByteArrayFromDatabase(id); string fileName = "Report.pdf"; string contentType = "application/pdf"; // 2. Return the file using the controller's File helper // Parameters: byte array, MIME type, and the download filename return File(fileBytes, contentType, fileName); } Use code with caution. Key Components for Downloads : Providing a third parameter to the File()

The most efficient approach uses the File method, which returns a FileContentResult when passed a byte array. Retrieve your data as a byte array byte[]