## CGAL::Creator_1<Arg, Result>

### Definition

The concept Creator_1<Arg, Result> defines types and operations for creating objects from one argument.

#include <CGAL/function_objects.h>

### Requirements

Arg is convertible to Result.

Creator_1<Arg, Result>::argument_type
| type of argument.
Creator_1<Arg, Result>::result_type
| type of object to create.

result_type | c.operator() ( argument_type a) const
|  | returns result_type(a).