http://it.voidcc.com/question/p-sxeikaqt-g.html Web8 nov. 2024 · I have 10 Lakh records in my table, How to export the data to excel by splitting into 1 lakh records into one Excel file. If I am having 10 lakh records if i export the data using ASP.NET it should generate 10 Excel files containing 1 lakh records.
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Web31 mei 2024 · To return a file stream, you can use a FileStreamResult . This lets you specify the stream, the MIME type, and some other options (like the file name). The Controller has a shortcut for this – you can just return File: [ HttpGet ( "Download/ {id}" )] public async Task < IActionResult > DownloadFile ( string id) {. // Get the data. Web1 dag geleden · Then I saved it via Bitmap.Save (ms, ImageFormat.Bmp). After looking at other formats, Bmp turned out to be the fastest, but it's still not enough. using var ms = new MemoryStream (); frame.Bitmap.Save (ms, ImageFormat.Jpeg); var bytes = ms.ToArray (); I tried to save to Jpeg degrading the quality, but the efficiency is also small: dezhou dingzhuang floating solar farm china
c# - Writing a memory stream to a file - Stack Overflow
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