Use FileInfo. Instantiate a FileInfo object with the full path as constructor arg. Then simply call FileInfo.Extension and you will get just the extension of the file.
FileInfo finfo = new FileInfo(strFileName);
Console.WriteLine(finfo.Extension);
Home / FAQ / WinForms / Common Dialogs / How can I get just the extension of a file from the complete path string?
Use FileInfo. Instantiate a FileInfo object with the full path as constructor arg. Then simply call FileInfo.Extension and you will get just the extension of the file.
FileInfo finfo = new FileInfo(strFileName);
Console.WriteLine(finfo.Extension);
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