10. DesktopMobile Xbox

15. static class ApiInformation { Boolean IsTypePresent( [in] HSTRING typeName); Boolean IsMethodPresent( [in] HSTRING typeName, [in] HSTRING methodName); Boolean IsMethodPresent( [in] HSTRING typeName, [in] HSTRING methodName, [in] UINT32 inputParameterCount); Boolean IsEventPresent( [in] HSTRING typeName, [in] HSTRING eventName); Boolean IsPropertyPresent( [in] HSTRING typeName, [in] HSTRING propertyName); Boolean IsReadOnlyPropertyPresent( [in] HSTRING typeName, [in] HSTRING propertyName); Boolean IsWriteablePropertyPresent( [in] HSTRING typeName, [in] HSTRING propertyName); Boolean IsEnumNamedValuePresent( [in] HSTRING enumTypeName, [in] HSTRING valueName); Boolean IsApiContractPresent( [in] HSTRING contractName, [in] UINT16 majorVersion); Boolean IsApiContractPresent( [in] HSTRING contractName, [in] UINT16 majorVersion, [in] UINT16 minorVersion); }

19. One common mechanism for all adaptive coding Runtime presence test for types, members, or API Contracts Static type references