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Unreal Engine C++ API Reference > Plugins > Niagara > FNiagaraWorldManager
| Type | Name | Description | |
|---|---|---|---|
 |
void | OnWorldCleanup
(
bool bSessionEnded, |
|
  |
void | OnWorldCleanup
(
UWorld* World, |
Callback function registered with global world delegates to cleanup world manager contents. |