Xamarin.Forms by Xamarin Inc.

<PackageReference Include="Xamarin.Forms" Version="2.1.0.6513-pre4" />

.NET API 722,944 bytes

 IValueConverter

public interface IValueConverter
Interface defining methods for two-way value conversion between types.
object Convert(object value, Type targetType, object parameter, CultureInfo culture)

Implement this method to convert value to targetType by using parameter and culture.

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

Implement this method to convert value back from targetType by using parameter and culture.