std::experimental::source_location::file_name
From cppreference.com
                    
                                        
                    < cpp | experimental | source location
                    
                                                            
                    |   constexpr const char* file_name() const; 
 | 
(library fundamentals TS v2) | |
Returns the name of the current source file represented by this object, represented as a null-terminated byte string.
Contents | 
[edit] Parameters
(none)
[edit] Return value
The name of the current source file represented by this object, represented as a null-terminated byte string.
[edit] Exceptions
noexcept specification:  
noexcept
  [edit] Example
| This section is incomplete Reason: no example  | 
[edit] See also
|    return the line number represented by this object   (public member function)  | 
|
|    return the column number represented by this object   (public member function)  | 
|
|    return the name of the function represented by this object, if any   (public member function)  | 
|
|   
C++ documentation for Filename and line information
 
 | 
|