How to iter SVerticalBox's children?

Development Programming & Scripting C++
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1

How to iter SVerticalBox’s all slots,and get the pointer of Swidget of these slots?

2 
FChildren* Children = Box->GetChildren();
for (int i = 0; i < Children->Num(); i++)
{
    TSharedRef<SWidget> Child = Children->GetChildAt(i);
}