#include <optional.h>
公共成员函数 |
|
OptScalarStorage () | |
OptScalarStorage ( NO_VALUE_TYPE ) | |
OptScalarStorage & | operator= ( NO_VALUE_TYPE ) |
OptScalarStorage (const OptScalarStorage &)=default | |
OptScalarStorage & | operator= (const OptScalarStorage &)=default |
template<typename U > | |
OptScalarStorage (U value) | |
template<typename U > | |
OptScalarStorage & | operator= (U value) |
template<typename U > | |
OptScalarStorage ( IN_PLACE_TYPE , U value) | |
template<typename U > | |
void | Emplace (U value) |
Result < void > | CopyFrom (const OptScalarStorage & src ) |
T & | GetValueRef () |
const T & | GetValueRef () const |
Bool | HasValue () const |
Private Attributes |
|
Bool | _hasValue |
T | _valueStorage |
OptScalarStorage | ( | ) |
|
explicit |
|
default |
|
explicit |
|
explicit |
OptScalarStorage & operator= | ( | NO_VALUE_TYPE | ) |
|
default |
OptScalarStorage & operator= | ( | U | value | ) |
void Emplace | ( | U | value | ) |
Result <void> CopyFrom | ( | const OptScalarStorage < T > & | src | ) |
T& GetValueRef | ( | ) |
const T& GetValueRef | ( | ) | const |
Bool HasValue | ( | ) | const |
|
private |
T _valueStorage | private |