Xamarin.CommunityToolkit by Microsoft

<PackageReference Include="Xamarin.CommunityToolkit" Version="2.0.1" />

.NET API 752,528 bytes

 BaseNullableConverterOneWay<TFrom, TTo>

public abstract class BaseNullableConverterOneWay<TFrom, TTo> : ValueConverterExtension, IValueConverter
Abstract class used to implement converters that support null and do not implement the ConvertBack logic.
protected BaseNullableConverterOneWay()

public virtual object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)

Not implemented, use BaseConverter<T, U>

public abstract TTo ConvertFrom(TFrom value)

Method that will be called by Convert.