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API > API/Plugins > API/Plugins/SemanticSearch > API/Plugins/SemanticSearch/FHybridSearchIndex
Description
Delegate broadcast when the index changes (e.g. after switching type or retraining). Game thread only.
| Name | OnIndexChanged |
| Type | function |
| Header File | /Engine/Plugins/Experimental/SemanticSearch/Source/SemanticSearch/Public/HybridSearchIndex.h |
| Include Path | #include "HybridSearchIndex.h" |
FOnIndexChanged & OnIndexChanged()