asp.net mvc HttpPostedFileBase getting file extension

Question

public string ContructOrganizationNameLogo(HttpPostedFileBase upload, string OrganizationName, int OrganizationID,string LangName)     {          var UploadedfileName = Path.GetFileName(upload.FileName);         string type = upload.ContentType;     } 

I want to get the extension of the file to dynamically generate the name of the file.One way i will use to split the type. but can i use HttpPostedFileBase object to get the extension in the clean way?

Answer 1

Like this:

string extension = Path.GetExtension(upload.FileName); 

This will include a leading ..

Note that the you should not assume that the extension is correct.