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  1. #include <iostream>
  2. #include <iterator>
  3. #include <vector>
  4.  
  5. int main()
  6. {
  7. 	std::vector<int> a = {1, 2, 3};
  8. 	std::vector<int> b = {7, 8, 9};
  9.  
  10. 	a.swap(b);
  11.  
  12. 	std::cout << "a: ";
  13. 	std::copy(a.begin(), a.end(), std::ostream_iterator<int>(std::cout, " "));
  14. 	std::cout << std::endl;
  15.  
  16. 	std::cout << "b: ";
  17. 	std::copy(b.begin(), b.end(), std::ostream_iterator<int>(std::cout, " "));
  18. 	std::cout << std::endl;
  19.  
  20. 	a = std::move(b);
  21.  
  22. 	std::cout << "move" << std::endl;
  23. 	std::cout << "a: ";
  24. 	std::copy(a.begin(), a.end(), std::ostream_iterator<int>(std::cout, " "));
  25. 	std::cout << std::endl;
  26.  
  27. 	std::cout << "b: ";
  28. 	std::copy(b.begin(), b.end(), std::ostream_iterator<int>(std::cout, " "));
  29. 	std::cout << std::endl;
  30.  
  31. 	return 0;
  32. }
Success #stdin #stdout 0s 3472KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
a: 7 8 9 
b: 1 2 3 
move
a: 1 2 3 
b:
https://ideone.com/OmEjbl
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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