Here is a list of all documented functions with links to the struct/union documentation for each field:

- i -

• isArray() : XCube_AbstractProperty, XCube_GenericArrayProperty, XCube_Object, XCube_PropertyInterface
• isAuthenticated() : XCube_Identity
• isCache() : XCube_RenderCache
• isEmpty() : XCube_Delegate, XCube_DelegateManager
• isNull() : XCube_AbstractProperty, XCube_FileProperty, XCube_GenericArrayProperty, XCube_PropertyInterface
• isValid() : XCube_EmailValidator, XCube_ExtensionValidator, XCube_IntRangeValidator, XCube_MaskValidator, XCube_MaxfilesizeValidator, XCube_MaxlengthValidator, XCube_MaxValidator, XCube_MinlengthValidator, XCube_MinValidator, XCube_RequiredValidator, XCube_Validator