Namespaces
- Autodesk.Revit.ApplicationServices
- Autodesk.Revit.Attributes
- Autodesk.Revit.Creation
- Autodesk.Revit.DB
- Autodesk.Revit.DB.Analysis
  - AllowLargeGeometry Enumeration
  - AnalysisDisplayColoredSurfaceSettings Class
  - AnalysisDisplayColorEntry Class
  - AnalysisDisplayColorSettings Class
  - AnalysisDisplayDeformedShapeSettings Class
  - AnalysisDisplayDiagramSettings Class
  - AnalysisDisplayLegend Class
  - AnalysisDisplayLegendSettings Class
  - AnalysisDisplayMarkersAndTextSettings Class
  - AnalysisDisplayStyle Class
  - AnalysisDisplayStyleColorSettingsType Enumeration
  - AnalysisDisplayStyleDeformedShapeTextLabelType Enumeration
  - AnalysisDisplayStyleDiagramFenceType Enumeration
  - AnalysisDisplayStyleDiagramTextLabelType Enumeration
  - AnalysisDisplayStyleMarkerTextLabelType Enumeration
  - AnalysisDisplayStyleMarkerType Enumeration
  - AnalysisDisplayStyleVectorArrowheadScale Enumeration
  - AnalysisDisplayStyleVectorOrientation Enumeration
  - AnalysisDisplayStyleVectorPosition Enumeration
  - AnalysisDisplayStyleVectorTextType Enumeration
  - AnalysisDisplayVectorSettings Class
  - AnalysisMode Enumeration
  - AnalysisResultSchema Class
  - BuildingEnvelopeAnalyzer Class
  - BuildingEnvelopeAnalyzerOptions Class
  - BuildingOperatingDaySchedule Class
  - BuildingOperatingYearSchedule Class
  - ConceptualConstructionFloorSlabType Enumeration
  - ConceptualConstructionOpeningType Enumeration
  - ConceptualConstructionRoofType Enumeration
  - ConceptualConstructionShadeType Enumeration
  - ConceptualConstructionType Class
  - ConceptualConstructionWallType Enumeration
  - ConceptualConstructionWindowSkylightType Enumeration
  - ConceptualSurfaceType Class
  - ConstructionType Enumeration
  - CriticalPathCollector Class
  - CriticalPathIterator Class
  - EnergyAnalysisConstruction Class
  - EnergyAnalysisDetailModel Class
  - EnergyAnalysisDetailModelOptions Class
  - EnergyAnalysisDetailModelTier Enumeration
  - EnergyAnalysisMaterial Class
  - EnergyAnalysisOpening Class
  - EnergyAnalysisOpeningType Enumeration
  - EnergyAnalysisSpace Class
  - EnergyAnalysisSurface Class
  - EnergyAnalysisSurfaceType Enumeration
  - EnergyAnalysisWindowType Class
  - EnergyAnalysisZone Class
  - EnergyDataSettings Class
  - EnergyModelType Enumeration
  - FieldDomainPoints Class
  - FieldDomainPointsByParameter Class
  - FieldDomainPointsByUV Class
  - FieldDomainPointsByXYZ Class
  - FieldValues Class
  - FlowConvergenceCharacteristic Enumeration
  - FlowPositionCharacteristic Enumeration
  - FlowTransitionCharacteristic Enumeration
  - gbXMLBuildingHVACSystem Enumeration
  - gbXMLBuildingOperatingSchedule Enumeration
  - gbXMLBuildingType Enumeration
  - gbXMLConditionType Enumeration
  - gbXMLExportBuildingEnvelope Enumeration
  - gbXMLExportComplexity Enumeration
  - gbXMLOpeningType Enumeration
  - gbXMLServiceType Enumeration
  - gbXMLSpaceType Enumeration
  - gbXMLSurfaceType Enumeration
  - GenericZone Class
  - GenericZoneDomainData Class
  - HVACLoadBuildingType Class
  - HVACLoadConstructionClass Enumeration
  - HVACLoadLoadsReportType Enumeration
  - HVACLoadSpaceType Class
  - HVACLoadType Class
  - MassLevelData Class
  - MassSurfaceData Class
  - MassSurfaceDataMaterialType Enumeration
  - MassSurfaceDataSource Enumeration
  - MEPAnalyticalModelData Class
    - MEPAnalyticalModelData Properties
    - MEPAnalyticalModelData Methods
      - Dispose Method
      - GetMEPAnalyticalModelData Method
      - GetNodeById Method
      - GetNodeByIndex Method
      - GetNumberOfNodes Method
      - GetNumberOfSegments Method
      - GetSegmentById Method
      - GetSegmentByIndex Method
      - GetSegmentData Method
      - IsValidNodeId Method
      - IsValidSegmentId Method
  - MEPAnalyticalNode Class
  - MEPAnalyticalSegment Class
  - MEPAnalyticalSegmentType Enumeration
  - MEPNetworkIterator Class
  - MEPNetworkSegmentData Class
  - MEPNetworkSegmentId Class
  - OutdoorAirFlowStandard Enumeration
  - PathOfTravel Class
  - PathOfTravelCalculationServerIds Class
  - PathOfTravelCalculationStatus Enumeration
  - Polyloop Class
  - RouteAnalysisSettings Class
  - SegmentOverrideType Enumeration
  - SpatialFieldManager Class
  - SpatialFieldPrimitiveHideMode Enumeration
  - SystemsAnalysisOptions Class
  - SystemsAnalysisReportStyle Enumeration
  - ValueAtPoint Class
  - VectorAtPoint Class
  - ViewSystemsAnalysisReport Class
  - ZoneGeometricDefinition Enumeration
- Autodesk.Revit.DB.Architecture
- Autodesk.Revit.DB.DirectContext3D
- Autodesk.Revit.DB.Electrical
- Autodesk.Revit.DB.Events
- Autodesk.Revit.DB.ExtensibleStorage
- Autodesk.Revit.DB.ExternalService
- Autodesk.Revit.DB.Fabrication
- Autodesk.Revit.DB.IFC
- Autodesk.Revit.DB.Infrastructure
- Autodesk.Revit.DB.Lighting
- Autodesk.Revit.DB.Macros
- Autodesk.Revit.DB.Mechanical
- Autodesk.Revit.DB.Plumbing
- Autodesk.Revit.DB.PointClouds
- Autodesk.Revit.DB.Steel
- Autodesk.Revit.DB.Structure
- Autodesk.Revit.DB.Structure.StructuralSections
- Autodesk.Revit.DB.Visual
- Autodesk.Revit.Exceptions
- Autodesk.Revit.UI
- Autodesk.Revit.UI.Events
- Autodesk.Revit.UI.Macros
- Autodesk.Revit.UI.Mechanical
- Autodesk.Revit.UI.Plumbing
- Autodesk.Revit.UI.Selection
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MEPAnalyticalModelData.GetNumberOfNodes Method

Revit 2026 API

MEPAnalyticalModelDataGetNumberOfNodes Method

Returns the number of analytical nodes.

Namespace: Autodesk.Revit.DB.Analysis
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.0.4.0 (26.0.4.0)

Syntax

public int GetNumberOfNodes()

Public Function GetNumberOfNodes As Integer

public:
int GetNumberOfNodes()

member GetNumberOfNodes : unit -> int

Return Value

Int32

Reference

MEPAnalyticalModelData Class

Autodesk.Revit.DB.Analysis Namespace

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M:Autodesk.Revit.DB.Analysis.MEPAnalyticalModelData.GetNumberOfNodes