IsNotNullConverter
Broker.Maui.Backoffice
IValueConverter that returns true when the bound value is not null (and not empty string). Used to drive IsVisible bindings on error labels and conditional UI sections.
実装: IValueConverter
IValueConverter that returns true when the bound value is not null (and not empty string). Used to drive IsVisible bindings on error labels and conditional UI sections.
実装: IValueConverter