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.
47 results for class
A blueprint or C++ type that can be instantiated. Each spawned Actor or component is an instance of a class.
Why: Your Cast To node references the class '{class}' which has been removed or renamed since you added the cast. Fix: Click the Cast To node. In Details panel, click the dropdown next to 'Cast To Class' and re-select the actual current class. If the class is truly gone, replace this Cast with an Interface call or a different type test.
A reference to a class (not an instance). Use as input to SpawnActor or to compare types.
The base class your Blueprint inherits from (e.g. Actor, Pawn, UserWidget). Determines available functions and components.
K2Node_CreateWidget. Class is the Widget Blueprint class reference.
Create WidgetUE 5.0, 5.1, 5.2, 5.3, 5.4, 5.5, 5.6, 5.7updated 2mo agoBlueprint-exposed version of NewObject. Cast result to your specific class.
ConstructObjectFromClassUE 5.3, 5.4, 5.5, 5.6, 5.7updated 2mo 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 2mo agoPure node. Cast result to your component class. Returns null if not found.
GetComponentByClassUE 5.3, 5.4, 5.5, 5.6, 5.7updated 2mo agoA live, runtime object of a class. Properties on an instance can differ from defaults set in the class.
Exec outputs are 'Cast Succeeded' and 'Cast Failed'. Output pin is named 'As <TargetClass>'.
CastToUE 5.3, 5.4, 5.5, 5.6, 5.7updated 2mo ago