How to remove or add an error in the form yourself?

Question

JavaScript

I need to remove an error in validation, for example, I need at least one of the three fields to be filled. Is there any yii validation api. Or do it with ajax?

Answer 1

addError()	        Adds a new error to the specified attribute.	CModel

if($model->validate()) {
} else {
$model->addError('field','добавил кастом ошибку');
}