Knowledge base
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Knowledge base
Knowledge base
Free, anonymous browsing of Unreal Engine Blueprint examples, node references, and best practices. The same content the WoalzCraft plugin uses to generate Blueprints.
28 results for first
Has 'Reset' exec input to allow it to fire again. Default bStartClosed=false means it fires first time.
DoOnceUE 5.3, 5.4, 5.5, 5.6, 5.7updated 3mo agoUGameplayStatics::GetActorOfClass. Returns first found. Cheaper than GetAllActorsOfClass.
Get Actor Of ClassUE 5.0, 5.1, 5.2, 5.3, 5.4, 5.5, 5.6, 5.7updated 3mo agoPure node. Returns null if none found. Cheaper than GetAllActorsOfClass for single-actor searches.
GetActorOfClassUE 5.3, 5.4, 5.5, 5.6, 5.7updated 3mo agoMacro. Call Reset input to allow re-triggering.
DoOnceUE 5.0, 5.1, 5.2, 5.3, 5.4, 5.5, 5.6, 5.7updated 3mo agoAActor method.
Get Component by ClassUE 5.0, 5.1, 5.2, 5.3, 5.4, 5.5, 5.6, 5.7updated 3mo agoPure node. Cast result to your component class. Returns null if not found.
GetComponentByClassUE 5.3, 5.4, 5.5, 5.6, 5.7updated 3mo agoTraceChannel: ETraceTypeQuery::TraceTypeQuery1=Visibility, TraceTypeQuery2=Camera. DrawDebugType: None/ForOneFrame/ForDuration/Persistent.
LineTraceByChannelUE 5.3, 5.4, 5.5, 5.6, 5.7updated 3mo agoExec outputs: 'Loop Body' (fires each iteration) and 'Completed' (fires after last iteration).
ForLoopUE 5.3, 5.4, 5.5, 5.6, 5.7updated 3mo agoExec outputs are named 'then 0', 'then 1', 'then 2' etc. NOT 'Then_0' or 'Output_0'.
SequenceUE 5.3, 5.4, 5.5, 5.6, 5.7updated 3mo agoFires once on actor spawn (after construction). Use for setup that needs other actors in the world to exist.