This component-private class is a visitor that is used to implement bsl::variant::swap.
Declared in <bslstl_variant.h>
template<class t_VARIANT>
class Variant_SwapVisitor;| Name | Description |
|---|---|
Variant_SwapVisitor [constructor] | Create a Variant_SwapVisitor object that, when invoked, will swap the visited alternative with the active alternative of the specified variant. |
operator() | Swap the alternative at index t_INDEX in *d_variant_p with the specified value (i.e. the alternative that is being visited). |