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API > API/Plugins > API/Plugins/NiagaraEditor > API/Plugins/NiagaraEditor/Widgets > API/Plugins/NiagaraEditor/Widgets/SItemSelector > API/Plugins/NiagaraEditor/Widgets/SItemSelector/FArguments
References
| Module | NiagaraEditor |
| Header | /Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/Widgets/SItemSelector.h |
| Include | #include "Widgets/SItemSelector.h" |
WidgetArgsType & OnCompareCategoriesForEquality
&40;
const FOnCompareCategoriesForEquality & InDelegate
&41;
Remarks
An optional delegate to compare two categories for equality which must be supplied when generating categories for items. This equality comparer will be used to collate items into matching categories.