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API > API/Plugins > API/Plugins/OnlineSubsystem > API/Plugins/OnlineSubsystem/Interfaces > API/Plugins/OnlineSubsystem/Interfaces/IOnlineSession
References
| Module | OnlineSubsystem |
| Header | /Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineSessionInterface.h |
| Include | #include "Interfaces/OnlineSessionInterface.h" |
int32 GetNumSessions&40;&41;
Remarks
Gets the number of known sessions registered with the interface