ASP.NET: Dynamically enable or disable RequiredFieldValidator based on value of DropDownList
- by Jeremy
I have an ASP.NET form with three text inputs, one each for "Work Phone", "Home Phone" and "Cell Phone". Each of these text inputs has a RequiredFieldValidator associated with it. I also have a DropDownList where the user can select the preferred phone type.
I want to only require the field that is selected in the DropDownList. For example, if…