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API > API/Editor > API/Editor/GraphEditor > API/Editor/GraphEditor/FMarqueeOperation > API/Editor/GraphEditor/FMarqueeOperation/IsValid
References
| Module | GraphEditor |
| Header | /Engine/Plugins/2D/Paper2D/Source/Paper2DEditor/Private/SPaperEditorViewport.h |
| Include | #include "SPaperEditorViewport.h" |
bool IsValid&40;&41; const