#include <apibase.h>
This transformation type trait can be used to add a const qualifier to a type T only if a condition is fulfilled. ConstIf<T, C>::type will be T if C is false, const T otherwise. 
| T | Type to which a const qualifier shall be added conditionally. | 
| MAKECONST | Bool value to enable the addition of the const qualifier. | 
Public Types | |
| using | type = T | 
| using type = T | 
The result type, either T or const T.