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  1. #include <iostream>
  2. int main() {
  3. 	auto&& function = [](int i0) {
  4. 		int i = i0;
  5. 		return [=]() mutable { i *= 2; return i;};
  6. 	};
  7. 	auto fn = function(5);
  8. 	for ( unsigned long i = 0; i != 10; ++i )
  9. 		std::cout << "\t" << fn() << "\t|";
  10. 	std::cout << "\n";
  11. 	return 0;
  12. }
Success #stdin #stdout 0.01s 5236KB
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	10	|	20	|	40	|	80	|	160	|	320	|	640	|	1280	|	2560	|	5120	|
https://ideone.com/9fUveA
language:
C++14 (gcc 8.3)
created:
7 days ago
visibility:
public

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