Create an Optional_Base object.
Synopsis
Declared in <bslstl_optional.h>
template<class t_ANY_TYPE>
Optional_Base(
BloombergLP::bslstl::Optional_MoveConstructFromStdOptional tag,
std::optional<t_ANY_TYPE>&& original);
Description
Create a disengaged Optional_Base object if the specified original object is disengaged, and an Optional_Base object with the value of original.value() converted to t_TYPE otherwise. Use the currently installed default allocator to supply memory.
Parameters
Name |
Description |
tag |
tag selecting this constructor overload |
original |
source optional used to initialize this object |
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