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how to write code to find duplicate values in rows in excel with asp.net C#
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I am developing the excel add-in with asp.net and I want to prompt the error message when the user fill the same data in one sheet. Please give me any suggestion.Thanks.
Posted 17 Dec '12 - 17:41
namdeoo345
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Lina99 - 18 Dec '12 - 2:24
I have tried to use Excel validation but the validation is just applied for a certain range, not whole sheet. Maybe you can try to use some .NET Excel components to get help.

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