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> Unreal Engine API Reference > Developer > RigVMDeveloper > RigVMModel > URigVMController > URigVMController::OnModified

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URigVMController::OnModified

The Modified event used to subscribe to changes happening within the Graph.

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References

Module	RigVMDeveloper
Header	/Engine/Source/Developer/RigVMDeveloper/Public/RigVMModel/RigVMController.h
Include	#include "RigVMModel/RigVMController.h"
Source	/Engine/Source/Developer/RigVMDeveloper/Private/RigVMModel/RigVMController.cpp

Syntax

FRigVMGraphModifiedEvent & OnModified()

Remarks

The Modified event used to subscribe to changes happening within the Graph. This is broadcasted to for any change happening - not only the changes performed by this Controller - so it can be used for UI Views to react accordingly.

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