How to know extension of the document when uploading the document

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.NET3.5

Hello Group members,
I have file upload control.The user might upload any of the document(PDF,Word Document,Notepad).After browsing when the user click's Upload button I want to know he extension of the document.Can any one tell me how can I get the extension of the document.

Posted 3-Jan-12 23:41pm

SAM_India

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OriginalGriff · Accepted Answer · 2012-01-03T23:45:00

Solution 1

Try:

C#

string filename = myUploadControl.Filename;
string extension = filename.Substring(filename.LastIndexOf('.') + 1);

Posted 3-Jan-12 23:45pm

OriginalGriff

Comments

SAM_India 4-Jan-12 5:53am

Hi Griff,
Thank you very much for your balze response