Net validating checkbox is ryan seacrest still dating julianne hough 2016
The download at the end of this article includes both the entire source code and a compiled assembly that you can drop into your ASP. NET Framework 2.0's base class libraries; consequently, they will only work in ASP. Alternatively, you may adapt the code presented here to work in ASP. The server controls examined in this article were designed using Visual Studio 2005 and the . NET 1.x, check out Creating a Validation Control for Check Box Lists.NET Framework 2.0's base class libraries; consequently, they will only work in ASP. Alternatively, you may adapt the code presented here to work in ASP. A validation control's primary responsibility is to determine whether or not its assigned control's value is valid. for general information on the validation Web controls and Dissecting Validation Controls in ASP.If you set a validation control's , stating: "Control 'control ID' referenced by the Control To Validate property of 'validation Control ID' cannot be validated." There may be times, however, when you need to provide validation for a Check Box or Check Box List.In this method I just loop through all the items of the Check Box List and if I find one that is selected then I return true.
Sometimes you want to make sure the that user has selected at least one of the checkbox in the checkbox list, but as aforementioned, if you user a normal Required Field Validator you will get an exception.