I am using Asp. Net WebForm and just I wanna to download a file from server side. There is a lot article but I cannot find just basic answer. Now, I tried a basic way and got it. I have to create a lot of input button dynamically on runtime. And I want to add each button to download button with giving an unique fileNumber.
And I am going to delete this old files with another program. But if there is a way to just sending byte array to download file like using Response. I wanna to use it. Tags: ajax , excel , file. March 4, c Leave a comment. I need to be able to generate an excel file containing data from a subset of that form. Community Bot 1 1 1 silver badge. Valuk Valuk 1, 3 3 gold badges 15 15 silver badges 21 21 bronze badges.
Add a comment. Active Oldest Votes. UPDATE September My original answer below was over 3 years old, so I thought I would update as I no longer create files on the server when downloading files via AJAX however, I have left the original answer as it may be of some use still depending on your specific requirements.
SaveAs memoryStream ; memoryStream. The window. Combine Server. This looks like a good potential option, but before I go ahead with it, are there no other alternatives that don't involve creating the file on the server first?
Not that I am aware of - this approach I have used successfully many times. From the users perspective it is seamless, the only thing to be mindful of is that you will need a housekeeping routine to tidy up the files that are created as they will mount up over time. Great, why don't you put the old answer at the bottom? And the new answer at the top, so people don't waste time — goamn. Show 13 more comments. AGuyCalledGerald 7, 16 16 gold badges 67 67 silver badges bronze badges.
Luchian Luchian 2 2 silver badges 3 3 bronze badges. How exactly would you do that? Sounds interesting. An example would be nice i mean how to store it in the cache, not generating the excel file. How scalable is this though? If a user is downloading several large reports? SaveXlsx stream ; stream.
Andy S Andy S 1 1 silver badge 2 2 bronze badges. I had a similar approach. WriteDataTableToExcel dt, ". Create, FileAccess. My Dashboard. Find anything about our product, documentation, and more. Please share your comments and questions with us. Please enable cookies in your browser. I would like for an account to be created and to be contacted regarding this message. No further action will be taken.
Privacy policy , and Cookie Policy. Thank you for your feedback and comments. We will process this request shortly and get back to you if required. Control: XlsIO. Published Date: July 26, Last Revised Date: April 11, Tags: mvc , xlsio , c , syncfusion , ajax , asp. SaveXlsx stream ; stream. Tags: C Jquery Asp. Net Mvc Vb. Net Export To Excel. Shortest Hello World program with no semi colons Update. Step 4: A default controller with name HomeController. Include the following namespace in that HomeController.
Step 5: A default action method named Index will be present in HomeController. Right click on this action method and select Go To View where you will be directed to its associated view page Index. By executing the program, you will get the output Excel file as shown below. Output Excel document. An online sample link to generate Excel file. How to create an Excel file in ASP. NET Core? NET Web Forms? How to download the uploaded file in browser?
How to generate and display Excel files in thumbnail view? Starting with v
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