I got some errors while using regular expression validator

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I want to use regular expression validator for mu file uploader control....my code is below

ASP.NET

<asp:RegularExpressionValidator ID="RegularExpressionValidator2" runat="server" ErrorMessage="Only .doc , .docx or .txt files" ValidationExpression="^(([a-zA-Z]:)|(\\{2}\w+)\$?)(\\(\w[\w].*))+(.doc|.docx|.txt)$" ControlToValidate="ContractFile" ValidationGroup="OwnerSignUp">

but it is not working...plz help me to validate .doc,.docx and txt for file uploader

[edit]Code block added - OriginalGriff[/edit]

Posted 11-Oct-12 21:20pm

Member 9492907

Updated 11-Oct-12 21:36pm

OriginalGriff

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Zoltán Zörgő 12-Oct-12 3:24am

What is the "some error" you got?

Member 9492907 12-Oct-12 3:26am

Not an error but its validation is not working...I can't upload anything

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OriginalGriff · Accepted Answer · 2012-10-11T21:35:00

Solution 1

Try a simpler expression:

^.*?\.(doc|docx|txt)$

Posted 11-Oct-12 21:35pm

OriginalGriff

Comments

Member 9492907 12-Oct-12 3:42am

Thank you it is working.....can u plz give me the validation for jpeg and pdf...

OriginalGriff 12-Oct-12 3:43am

Um.
Are you serious?

Member 9492907 12-Oct-12 3:44am

but when i use the ValidationExpression="^.*?\.(docx|pdf|jpeg)$"..it is not accepting the jpeg filess

OriginalGriff 12-Oct-12 4:05am

And the extension for a JPEG file is?
myworddocument.DOC is a Word Document
myportabledocument.PDF is adobe Portable Document Format
And is an image file myimage.JPEG? Or something slightly different?

Member 9492907 12-Oct-12 4:08am

I got the answer..ValidationExpression="^.*?\.(docx|pdf|jpg)$.....thank u sooo much for the help

OriginalGriff 12-Oct-12 4:19am

You're welcome!