std::Constructible
From cppreference.com
                    
                                        
                    
                    
                                                            
                    | Defined in header  <concepts> | ||
| template < class T, class... Args > concept Constructible = | (since C++20) | |
The Constructible concept specifies that a variable of type T can be initialized with the given set of argument types Args....
[edit] See also
| (C++11)(C++11)(C++11) | checks if a type has a constructor for specific arguments (class template) | 


