Create an Optional_Base whose value is forwarded from value.
Synopsis
Declared in <bslstl_optional.h>
template<class t_ANY_TYPE>
Optional_Base(
std::allocator_arg_t allocatorArg,
AllocType allocator,
BloombergLP::bslstl::Optional_ConstructFromForwardRef tag,
t_ANY_TYPE&& value);
Parameters
Name |
Description |
allocatorArg |
tag selecting the allocator‐extended constructor |
allocator |
allocator used to supply memory |
tag |
tag selecting this constructor overload |
value |
value compared with or used to initialize the optional |
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