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Developer Guide
Reference Guide
- ( Default Namespace ) Namespace
- Autodesk.Navisworks.Api Namespace
- Autodesk.Navisworks.Api.ApplicationParts Namespace
- Autodesk.Navisworks.Api.Automation Namespace
- Autodesk.Navisworks.Api.Bim360 Namespace
- Autodesk.Navisworks.Api.Clash Namespace
- Autodesk.Navisworks.Api.ComApi Namespace
- Autodesk.Navisworks.Api.Controls Namespace
- Autodesk.Navisworks.Api.Data Namespace
- Autodesk.Navisworks.Api.DocumentParts Namespace
- Autodesk.Navisworks.Api.Plugins Namespace
- Autodesk.Navisworks.Api.Resolver Namespace
- Autodesk.Navisworks.Api.Schema Namespace
- Autodesk.Navisworks.Api.Takeoff Namespace
- Autodesk.Navisworks.Api.Timeliner Namespace
  - DocumentTimeliner Class
  - SimulationAppearance Class
  - SimulationAppearanceMode Enumeration
  - SimulationStatus Class
  - SimulationTaskType Class
  - TaskField Enumeration
  - TaskStatus Enumeration
  - TimelinerComDataSourceProvider Class
  - TimelinerData Class
  - TimelinerDataSource Class
  - TimelinerDataSourceField Class
    - TimelinerDataSourceField Members
    - TimelinerDataSourceField Constructor
    - TimelinerDataSourceField Methods
    - TimelinerDataSourceField Properties
      - TimelinerDataSourceField.DisplayName Property
      - TimelinerDataSourceField.Id Property
      - TimelinerDataSourceField.IsReadOnly Property
      - TimelinerDataSourceField.IsUndefined Property
      - TimelinerDataSourceField.Undefined Property
  - TimelinerDataSourceFieldCollection Class
  - TimelinerDataSourceProvider Class
  - TimelinerDataSourceProviderException Class
  - TimelinerDataSourceProviderExceptionStatus Enumeration
  - TimelinerDocumentExtensions Class
  - TimelinerImportTasksResult Class
  - TimelinerSelection Class
  - TimelinerSettings Class
  - TimelinerTask Class
  - TimelinerValidateSettingsResult Class

TimelinerDataSourceField.IsUndefined Property

true if this field is undefined

Namespace: Autodesk.Navisworks.Api.Timeliner
Assembly: Autodesk.Navisworks.Timeliner (in Autodesk.Navisworks.Timeliner.dll)

Syntax

Visual Basic
Public ReadOnly Property IsUndefined As Boolean Get

C#
public bool IsUndefined { get; }

Visual C++
public: property bool IsUndefined { bool get (); }

Exceptions

Exception	Condition
System..::..ObjectDisposedException	Object has been Disposed

Syntax

Exceptions

See Also