https://learn.microsoft.com/ko-kr/dotnet/api/system.windows.controls.exceptionvalidationrule?view=netframework-4.8.1&viewFallbackFrom=windowsdesktop-6.0
ExceptionValidationRule Class (System.Windows.Controls) | Microsoft Learn
Represents a rule that checks for exceptions that are thrown during the update of the binding source property.
class systemwindowscontrolsmicrosoftlearn