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> Unreal Engine API Reference > Plugins > Niagara > FNiagaraOutlinerWorldData > Systems

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Systems

Map of System Instance data indexed by the [UNiagaraSystem](API\Plugins\Niagara\UNiagaraSystem) name.

Windows

MacOS

Linux

Syntax

[UPROPERTY](Programming/UnrealArchitecture/Reference/Properties)(VisibleAnywhere, Category="World")
TMap< FString, FNiagaraOutlinerSystemData > Systems

Remarks

Map of System Instance data indexed by the UNiagaraSystem name.

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