ValidatableViewModelExtensions.IsValid(TViewModel) method¶

Defined in

Type: ValidatableViewModelExtensions Namespace: ReactiveUI.Validation.Extensions Assembly: ReactiveUI.Validation.dll

Applies to

net10.0, net10.0-tvos26.0, net10.0-maccatalyst26.0, net10.0-browserwasm1.0, net10.0-desktop1.0, net10.0-macos26.0, net10.0-windows10.0.19041, net10.0-ios26.0, net10.0-android36.0, net9.0, net9.0-windows10.0.19041, net9.0-browserwasm1.0, net9.0-desktop1.0, net8.0, net8.0-macos14.2, net8.0-maccatalyst17.5, net8.0-ios17.5, net8.0-tvos17.2, net8.0-windows10.0.19041, net8.0-macos14.5, netstandard2.1, net481, net462, net471

public static IObservable<bool> IsValid<TViewModel>(this TViewModel viewModel) where TViewModel : IReactiveObject, IValidatableViewModel

View source

Summary: Gets an observable for the validity of the ViewModel.

Type parameters

Name	Description
`TViewModel`	ViewModel type.

Parameters

Name	Type	Description
`viewModel`	`TViewModel`	ViewModel instance.

Returns: IObservable -- Returns true if the ValidationContext is valid, otherwise false.

Exceptions

Type	Condition
System.ArgumentNullException	Thrown when `viewModel` is null.