fork(1) download
copy 
  1. #include <functional>
  2. #include <iostream>
  3. #include <memory>
  4.  
  5. struct foo
  6. {
  7. 	int get_val() const
  8. 	{
  9. 		return 42;
  10. 	}
  11. };
  12.  
  13. int main()
  14. {
  15. 	foo obj;
  16. 	std::shared_ptr<foo> ptr = std::make_shared<foo>();
  17.  
  18. 	const auto getter = std::mem_fn( &foo::get_val );
  19.  
  20. 	std::cout << getter( obj ) << std::endl;
  21. 	std::cout << getter( ptr ) << std::endl;
  22. }
Success #stdin #stdout 0s 3468KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
42
42
https://ideone.com/3G0MVf
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!