Asp.net download file streamwriter

Just use this code it should work to prompt the user to open a dialog for opening or saving the file on the system If I understand you correctly, you first had a 1-tier desktop app that was saving a file using C to the user's file system. You are now trying to transition to a 2-tier app with your C code running on the server tier, and the user's browser representing the other tier. There is nothing you can do in C on the server to write a file to the browser user's file system directly.

If the latter, you should have access to the response stream through a variety of means, but start with the Response object available from the page, but also available via HttpContext. Stack Overflow for Teams — Collaborate and share knowledge with a private group.

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Combine Environment. GetFolderPath Environment. Desktop , "file. Write result ; FileWriter. Close ;. Improve this question. Sign in to vote. User posted Hi, I am trying to post the contents of datagrid to an excel file xlsx format. When I am trying to open the file, I am getting the error as : Excel cannot open the file "filename. However, I need to create a xlsx file. How to fix this? Thursday, February 25, PM. User posted Hi venkatzeus, When I am trying to open the file, I am getting the error as : Excel cannot open the file "filename.

Archived Forums. Sign in to vote. User posted I'm not sure if this is the place for this specific post but I'll try.

Write dRow[i]. Write sw. Thursday, February 7, AM. User posted You would need to do something like this, which will enable the user to choose whether to open the file or download it via a dialog.

End ; NC I tried adding that folder in IIS as a virtual folder, but the error remained. IO; using System. SqlClient; using System. IsDBNull counter? GetValue counter. Flush ; sw. Close ; sc. Flush ; mstream. This lets the browser know how much data is being transfered context.