The following example demonstrates how to create a FileUpload control. . You can use the ContentType property to get the MIME content type of the file. tLength); int length = ; string fileName = ng(); string type = File. ContentType. = tType; C# code To get content type of a posted file of file upload control in ? 01 Wednesday.
|Published (Last):||26 May 2005|
|PDF File Size:||2.90 Mb|
|ePub File Size:||18.84 Mb|
|Price:||Free* [*Free Regsitration Required]|
Add ” Data”SqlDbType.
C# code To get content type of a posted file of file upload control in asp.net?
Provide an answer or move on to the next question. Once the UploadButton is clicked, we check to see if fileuploadcomtrol file has been specified in the upload control. Content type is basically determined by contenttypw client, but mostly client may not send content type, in that case checking extension is only best way to verify type of file. Thanks for that code – it works perfectly. Sign up or log in Sign up using Google.
Add your solution here. Feb 10, FileUpload ContentType trickery Mar 05, AddWithValue ” Name”filename.
Required Invalid Email Address. In case of absence of both, you will have to check posgedfile initial bytes of file to check its type. And here is the CodeBehind code required to handle the upload:.
In my case,I have to upload a textfiles file,excel files,csv files and the processing fileuploadcojtrol each of these file types on server is different. Try using a nested if statement three levels deep to insure the file passes all the way through. When they upload the file do they need to be available immediately?
Save Files to SQL Server Database using FileUpload Control
I think the ContentType in this case is posteefile or has some one another idea? Please mark the replies as answers if they help or unmark if not.
Jan 14, NET translation for anyone else who might need it You are free to use it for commercial as well as non-commercial use at your own risk, but you cannot use it for posting on blogs fileuplloadcontrol other tutorial websites similar to www. Existing Members Sign in to your account. Community Websites Community Support.
Okay so perhaps something is wrong. Write ” File has been uploaded successfully! Email Required, but never shown. The server will never run a file on the actually server with some minor exceptions like.
That will save you some code, especially if the acceptance list is not finite and or small. Last post Mar 05, Also using a reg expression to filter the file type in Open file dialog is somewhat unreliable since any user can type for example. Its not as thorough, but it much easier to use and provides an equivalent output:. The comment is now awaiting moderation.
Content type is contetntype idea because if user does not have corresponding software installed, contenhtype will send wrong content type. So your piece of code should work. You can download the database table SQL by clicking the download link below.
I Just tried your case with the ContentType and it will work, even if I changed the extension the contenttype will be te same. The only improvement I can think of is: We have no problems from mac, pc, linux or otherwise. For example, lets say a few years later one of the accepted file types becomes unacceptable.