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API > API/Runtime > API/Runtime/SlateCore > API/Runtime/SlateCore/Layout > API/Runtime/SlateCore/Layout/TWeakChild
- FChildren::Num()
- TWeakChild::Num()
References
| Module | SlateCore |
| Header | /Engine/Source/Runtime/SlateCore/Public/Layout/Children.h |
| Include | #include "Layout/Children.h" |
virtual int32 Num&40;&41; const
the number of children