Detecting null/empty input from user

Posted by itsaboutcode on Stack Overflow See other posts from Stack Overflow or by itsaboutcode
Published on 2010-05-15T02:12:59Z Indexed on 2010/05/15 2:14 UTC
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How i can check if user has input null/empty string in classic-asp? Right now i am doing this.

If Request.Form("productId") == "" Then
'my code here
End If

But its not working.

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