OptScalarStorage< T > Class Template Reference

#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
_valueStorage

构造函数 & 析构函数文档编制

◆  OptScalarStorage() [1/5]

OptScalarStorage ( )

◆  OptScalarStorage() [2/5]

OptScalarStorage ( NO_VALUE_TYPE   )
explicit

◆  OptScalarStorage() [3/5]

OptScalarStorage ( const OptScalarStorage < T > &  )
default

◆  OptScalarStorage() [4/5]

OptScalarStorage ( value )
explicit

◆  OptScalarStorage() [5/5]

OptScalarStorage ( IN_PLACE_TYPE   ,
value  
)
explicit

成员函数文档编制

◆  operator=() [1/3]

OptScalarStorage & operator= ( NO_VALUE_TYPE   )

◆  operator=() [2/3]

OptScalarStorage & operator= ( const OptScalarStorage < T > &  )
default

◆  operator=() [3/3]

OptScalarStorage & operator= ( value )

◆  Emplace()

void Emplace ( value )

◆  CopyFrom()

Result <void> CopyFrom ( const OptScalarStorage < T > &  src )

◆  GetValueRef() [1/2]

T& GetValueRef ( )

◆  GetValueRef() [2/2]

const T& GetValueRef ( ) const

◆  HasValue()

Bool HasValue ( ) const

Member Data Documentation

◆  _hasValue

Bool _hasValue
private

◆  _valueStorage

T _valueStorage private