fork download
copy 
  1. #include <iostream>
  2. #include <memory>
  3. #include <typeinfo>
  4.  
  5. using namespace std;
  6.  
  7. // For demo only
  8. #include <cxxabi.h>
  9.  
  10. int main() 
  11. {
  12. 	auto ptr1 = make_unique<char>(12);
  13. 	auto ptr2 = make_unique<char[]>(12);
  14.  
  15. 	std::size_t len = 0 ;
  16.         int status = 0 ;
  17.  
  18. 	auto type_name1 = typeid(ptr1).name();
  19. 	auto type_name2 = typeid(ptr2).name();
  20.  
  21. 	cout << "ptr1 type is " 
  22. 	     << type_name1
  23. 	     << ", aka: "
  24. 	     << __cxxabiv1::__cxa_demangle(type_name1, nullptr, &len, &status)
  25. 	     << endl;
  26.  
  27. 	cout << "ptr2 type is " 
  28. 	     << type_name2
  29. 	     << ", aka: "
  30. 	     << __cxxabiv1::__cxa_demangle(type_name2, nullptr, &len, &status)
  31. 	     << endl;
  32.  
  33. 	return 0;
  34. }
  35.  
Success #stdin #stdout 0s 3468KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
ptr1 type is St10unique_ptrIcSt14default_deleteIcEE, aka: std::unique_ptr<char, std::default_delete<char> >
ptr2 type is St10unique_ptrIA_cSt14default_deleteIS0_EE, aka: std::unique_ptr<char [], std::default_delete<char []> >
https://ideone.com/7oFPBq
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!