Intercept optional parameters passed with an object of type use_default. If this occurs, return a default constructed instance of type Q. Otherwise, forward on the passed parameter. More...
Static Public Member Functions | |
| static T && | apply (T &&t) |
Intercept optional parameters passed with an object of type use_default. If this occurs, return a default constructed instance of type Q. Otherwise, forward on the passed parameter.
1.8.13