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  1. #include <iostream>
  2. #include <map>
  3. using namespace std;
  4.  
  5. int f1(int a, int b) { return a+b; }
  6. int f2(int a, int b) { return a*b; }
  7.  
  8. int main() {
  9. 	int x = 5;
  10. 	int y = 3;
  11. 	map<string, int(*)(int, int)> f;
  12.  
  13. 	f["add"] = &f1;
  14. 	f["mul"] = &f2;
  15.  
  16. 	cout << f["add"](x,y) << "\n";
  17. 	cout << f["mul"](x,y) << "\n";
  18. 	return 0;
  19. }
Success #stdin #stdout 0s 16056KB
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https://ideone.com/wLjw1i
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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