When a control's value is found to be invalid during constraint validation, the ____ event is triggered.
A)input
B)invalid
C)change
D)focus

Question

Quizplus · Accepted Answer

According to the HTML5 specification, the "invalid" event is triggered when a control's value fails to pass validity checks during constraint validation. This event allows for custom validation messages to be displayed to the user.

When a Control's Value Is Found to Be Invalid During