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    1.1.1
    A project for conversion between Traditional and Simplified Chinese | 
 
 
 
   31   Optional(T actual) : isNull(false), data(actual) {}
 
   36   bool IsNull()
 const { 
return isNull; }
 
   41   const T& 
Get()
 const { 
return data; }
 
   68   Optional(TPtr actual) : data(actual) {}
 
   70   bool IsNull()
 const { 
return data == 
nullptr; }
 
   72   const TPtr& Get()
 const { 
return data; }
 
  
Optional(T actual)
The constructor of Optional.
Definition: Optional.hpp:31
static Optional< T > Null()
Constructs a null instance.
Definition: Optional.hpp:46
const T & Get() const
Returns the containing data of the instance.
Definition: Optional.hpp:41
bool IsNull() const
Returns true if the instance is null.
Definition: Optional.hpp:36
A class that wraps type T into a nullable type.
Definition: Optional.hpp:26