File Type without File extension in c#

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Suppose I have a file Name is "Test.txt". Now if I change the extension of that file to .xls. Now my file name is "tset.xls" instead of "Test.txt". Then how can I know the file type of that file.

Posted 8-Apr-13 0:49am

madhubsu@gmail.com

Updated 20-Nov-19 4:48am

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Bernhard Hiller 8-Apr-13 8:18am

No. A user who does such changes deserves error messages!

3 solutions

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arvind mepani · Answer 1 · 2014-07-08T23:52:00

Solution 3

See : http://stackoverflow.com/questions/58510/using-net-how-can-you-find-the-mime-type-of-a-file-based-on-the-file-signature/58570#58570[^]

Posted 8-Jul-14 23:52pm

arvind mepani

Comments

CHill60 9-Jul-14 6:06am

Bit late!

Naz_Firdouse · Answer 2 · 2013-04-08T01:01:00

Solution 1

please check this...
http://stackoverflow.com/questions/1437382/get-file-type-in-net[^]

Posted 8-Apr-13 1:01am

Naz_Firdouse

Hemant761 · Answer 3 · 2013-04-09T00:38:00

Solution 2

Hi
see you can use this

C#

string p = @"C:\Test.txt";
string e = Path.GetExtension(p);

Result : e= "txt"

Posted 9-Apr-13 0:38am

Hemant761

Comments

Sumit K Sharma 16-Jun-14 8:21am

your answer is not as per question. Because extension has changed. The question is to get file type without extension.