Reputation: 7011
I'm developing a web form which consists of a set of TextBoxes, as per the system requirements, the users are requested to fill-up AT LEAST ONE of those TextBoxes. If RequiredFieldValidation is used, how can I achieve such requirement? Please kindly advise.
Thank you very much! William
Upvotes: 0
Views: 402
Reputation: 3302
You can use CustomValidator, you can refer to this question:
asp.net validate textbox - at least one text box must have data in
Upvotes: 1