Apr 28, 2017 · I'm using the ASP.NET Web Api to communicate between client and server. My client has a "SendFile" method which I believe works fine, but I don't know how to make my …

In a regular MVC controller, we can output pdf with a FileContentResult. var stream = new MemoryStream(); //... add content to the stream. return File(stream.GetBuffer(), …

Apr 4, 2017 · I want to return a file in my ASP.Net Web API Controller, but all my approaches return the HttpResponseMessage as JSON. var response = new …

Sep 27, 2024 · Upload large files with streaming. The 3.1 example demonstrates how to use JavaScript to stream a file to a controller action. The file's antiforgery token is generated using …

Apr 1, 2022 · It seems the Minimal API that got introduced in ASP.NET Core 6.0 will now be finished in 7.0. One feature that was heavily missed in 6.0 was the File Upload, as well as the …

Feb 8, 2022 · In the Asp.net core Minimal API application, you can use the Results.File to return file to download from your minimal APIs handler, like this: app.MapGet("/video", (int id) => { …

Jul 3, 2024 · In this article, we are going to learn how to handle uploading large files in ASP.NET Core. We are going to talk about why using byte[] or MemoryStream can be problematic and …

May 31, 2019 · So you can easily put your data in to a stream, but then you need to return it in the right way from the WebAPI. To return a file stream, you can use a FileStreamResult. This lets …

Dec 9, 2021 · IFormFile exposes the file content as a stream. You can save this to disk by creating a FileStream and copying the file stream to it. Here’s an example of saving the file to …

Apr 6, 2025 · With that done, let’s create the .NET 9 Web API project. This Web API will be responsible for the following, Initiates the multipart upload, and retuns the upload id back to …