Unreal Engine 4.26 Documentation

Unreal Engine 4.27 Documentation

Unreal Engine 5.0 Documentation

Unreal Engine 5.1 Documentation

Unreal Engine 5.2 Documentation

Unreal Engine 5.3 Documentation

> Unreal Engine API Reference > Runtime > Engine > Kismet > UBlueprintFunctionLibrary

Light Theme

Dark Theme

UBlueprintFunctionLibrary

This class is a base class for any function libraries exposed to blueprints.

Windows

MacOS

Linux

Inheritance Hierarchy

UObjectBase

UObjectBaseUtility

UObject

UBlueprintFunctionLibrary

	UAbilitySystemBlueprintLibrary
	UAchievementBlueprintLibrary
	UAIBlueprintHelperLibrary
	UAnalyticsBlueprintLibrary
	UAndroidPermissionFunctionLibrary
	UAnimationBlueprintLibrary
	UAnselFunctionLibrary
	UARBlueprintLibrary
	UARTraceResultLibrary
	UARUtilitiesFunctionLibrary
	UAudioCaptureFunctionLibrary
	UAudioMixerBlueprintLibrary
	UAudioModulationStatics
	UAudioModulationStyle
	UAutomationBlueprintFunctionLibrary
	UAutomationUtilsBlueprintLibrary
	UAzureSpatialAnchorsLibrary
	UBinkFunctionLibrary
	UBlueprintFileUtilsBPLibrary
	UBlueprintGameplayTagLibrary
	UBlueprintMapLibrary
	UBlueprintMaterialTextureNodesBPLibrary
	UBlueprintPathsLibrary
	UBlueprintPlatformLibrary
	UBlueprintSetLibrary
	UBTFunctionLibrary
	UCartesianCoordinatesFunctionLibrary
	UChaosSolverEngineBlueprintLibrary
	UCommonUILibrary
	UComposureBlueprintLibrary
	UContentBrowserItemLibrary
	UConversationContextHelpers
	UConversationLibrary
	UCoreTechBlueprintLibrary
	UDatasmithContentBlueprintLibrary
	UDatasmithRuntimeLibrary
	UDatasmithStaticMeshBlueprintLibrary
	UDataTableFunctionLibrary
	UDebugDrawService
	UDirectLinkTestLibrary
	UDisplayClusterBlueprintLib
	UDisplayClusterProjectionBlueprintLib
	UDMXAttributeNameConversions
	UDMXEntityReferenceConversions
	UDMXNameContainersConversions
	UDMXProtocolBlueprintLibrary
	UDropTimecodeToStringConversion
	UEditorAssetLibrary
	UEditorDataprepAssetLibrary
	UEditorDialogLibrary
	UEditorFilterLibrary
	UEditorLevelLibrary
	UEditorSkeletalMeshLibrary
	UEditorStaticMeshLibrary
	UEditorSubsystemBlueprintLibrary
	UEditorTestsUtilityLibrary
	UEditorUtilityLibrary
	UEnhancedInputLibrary
	UEyeTrackerFunctionLibrary
	UFilterBlueprintFunctionLibrary
	UFoliageStatistics
	UFunctionalTestingManager
	UFunctionalTestUtilityLibrary
	UFXConverterUtilitiesLibrary
	UGameplayStatics
	UGeographicCoordinatesFunctionLibrary
	UGeoReferencingEditorBPLibrary
	UGoogleARCoreFrameFunctionLibrary
	UGoogleARCoreServicesFunctionLibrary
	UGoogleARCoreSessionFunctionLibrary
	UGooglePADFunctionLibrary
	UGoogleVRControllerFunctionLibrary
	UGoogleVRHMDFunctionLibrary
	UGoogleVRTransition2DBPLibrary
	UGroomBlueprintLibrary
	UHandKeypointConversion
	UHeadMountedDisplayFunctionLibrary
	UHealthSnapshotBlueprintLibrary
	UImageWriteBlueprintLibrary
	UImportanceSamplingLibrary
	UIOSReplayKitControl
	UKismetAnimationLibrary
	UKismetArrayLibrary
	UKismetGuidLibrary
	UKismetInputLibrary
	UKismetInternationalizationLibrary
	UKismetMaterialLibrary
	UKismetMathLibrary
	UKismetNodeHelperLibrary
	UKismetProceduralMeshLibrary
	UKismetRenderingLibrary
	UKismetStringLibrary
	UKismetStringTableLibrary
	UKismetSystemLibrary
	UKismetTextLibrary
	ULandmassBlueprintFunctionLibrary
	ULayersBlueprintLibrary
	ULeaderboardBlueprintLibrary
	ULensDistortionBlueprintLibrary
	ULevelSequenceEditorBlueprintLibrary
	ULevelSnapshotsEditorFunctionLibrary
	ULevelSnapshotsFunctionLibrary
	ULidarPointCloudBlueprintLibrary
	ULidarPointCloudFileIO_ASCII
	ULiveLinkBlueprintLibrary
	ULiveLinkDebuggerBlueprintLibrary
	ULocationServices
	ULuminARFrameFunctionLibrary
	ULuminARImageTrackingFunctionLibrary
	ULuminARSessionFunctionLibrary
	UMagicLeapARPinFunctionLibrary
	UMagicLeapAudioFunctionLibrary
	UMagicLeapCameraFunctionLibrary
	UMagicLeapConnectionsFunctionLibrary
	UMagicLeapContactsFunctionLibrary
	UMagicLeapControllerFunctionLibrary
	UMagicLeapCVCameraFunctionLibrary
	UMagicLeapEyeTrackerFunctionLibrary
	UMagicLeapHandMeshingFunctionLibrary
	UMagicLeapHandTrackingFunctionLibrary
	UMagicLeapHMDFunctionLibrary
	UMagicLeapImageTrackerFunctionLibrary
	UMagicLeapLightEstimationFunctionLibrary
	UMagicLeapLocationFunctionLibrary
	UMagicLeapMusicServiceFunctionLibrary
	UMagicLeapNetworkingFunctionLibrary
	UMagicLeapPlanesFunctionLibrary
	UMagicLeapPrivilegesFunctionLibrary
	UMagicLeapRaycastFunctionLibrary
	UMagicLeapSecureStorage
	UMagicLeapSharedFileFunctionLibrary
	UMagicLeapTabletFunctionLibrary
	UMaterialEditingLibrary
	UMatineeCameraShakeFunctionLibrary
	UMediaBlueprintFunctionLibrary
	UMediaProfileBlueprintLibrary
	UMeshPaintingToolset
	UMeshPaintModeHelpers
	UMeshProcessingLibrary
	UMeshVertexPainterKismetLibrary
	UMIDIDeviceManager
	UModularSynthLibrary
	UMotionTrackedDeviceFunctionLibrary
	UMoviePipelineBlueprintLibrary
	UMoviePipelineEditorBlueprintLibrary
	UMovieSceneBindingExtensions
	UMovieSceneEventTrackExtensions
	UMovieSceneFolderExtensions
	UMovieScenePropertyTrackExtensions
	UMovieSceneSectionExtensions
	UMovieSceneSequenceExtensions
	UMovieSceneTrackExtensions
	UMovieSceneVectorTrackExtensions
	UMultiUserClientStatics
	UNetPushModelHelpers
	UNiagaraDataInterfaceArrayFunctionLibrary
	UNiagaraFunctionLibrary
	UNiagaraWaterFunctionLibrary
	UOculusFunctionLibrary
	UOculusInputFunctionLibrary
	UOculusMRFunctionLibrary
	UOpenColorIOBlueprintLibrary
	UOpenCVLensDistortionBlueprintLibrary
	UOptionalMobileFeaturesBPLibrary
	UOSCManager
	UOSCModulationMixingStatics
	UPaperSpriteBlueprintLibrary
	UPFMExporterBlueprintLib
	UPropertyBlueprintFunctionLibrary
	UPyAutomationTestLibrary
	URawInputFunctionLibrary
	URemoteControlFunctionLibrary
	UResonanceAudioBlueprintFunctionLibrary
	USDExporterBlueprintLibrary
	USequenceRecorderBlueprintLibrary
	USequencerScriptingRangeExtensions
	USequencerToolsFunctionLibrary
	USlateBlueprintLibrary
	USoundUtilitiesBPFunctionLibrary
	USoundVisualizationStatics
	USteamVRFunctionLibrary
	USteamVRInputDeviceFunctionLibrary
	UStereoLayerFunctionLibrary
	USubsystemBlueprintLibrary
	USunPositionFunctionLibrary
	USynthesisUtilitiesBlueprintFunctionLibrary
	UTakeRecorderBlueprintLibrary
	UTakesCoreBlueprintLibrary
	UTexturePaintToolset
	UTextureShareIBlueprintLib
	UTileMapBlueprintLibrary
	UTimeManagementBlueprintLibrary
	UTurnBasedBlueprintLibrary
	UUserListEntryLibrary
	UUserObjectListEntryLibrary
	UUVGenerationFlattenMapping
	UVariantManagerBlueprintLibrary
	UVCamBlueprintFunctionLibrary
	UVCamEditorLibrary
	UVisualLoggerKismetLibrary
	UVOIPStatics
	UVPBlueprintLibrary
	UVPBookmarkBlueprintLibrary
	UVPBookmarkEditorBlueprintLibrary
	UVPCameraBlueprintLibrary
	UVPRenderingBlueprintLibrary
	UVPUtilitiesEditorBlueprintLibrary
	UWarpUtilsBlueprintLibrary
	UWidgetBlueprintLibrary
	UWidgetLayoutLibrary
	UXRAssetFunctionLibrary
	UXRLoadingScreenFunctionLibrary
	UXRVisualizationFunctionLibrary

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Kismet/BlueprintFunctionLibrary.h
Include	#include "Kismet/BlueprintFunctionLibrary.h"

Syntax

class UBlueprintFunctionLibrary : public UObject

Remarks

This class is a base class for any function libraries exposed to blueprints. Methods in subclasses are expected to be static, and no methods should be added to this base class.

Constructors

	Name	Description
	UBlueprintFunctionLibrary ( const FObjectInitializer& ObjectIn... )

Overridden from UObject

		Name	Description
	int32	GetFunctionCallspace ( UFunction* Function, FFrame* Stack )	Return the space this function should be called.

Help shape the future of Unreal Engine documentation! Tell us how we're doing so we can serve you better.

Take our survey

Dismiss