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  1. #include <iostream>
  2. #include <vector>
  3. #include <map>
  4. using namespace std;
  5.  
  6. struct Foo
  7. {
  8. };
  9.  
  10. void func(std::map<std::string, std::vector<Foo*> >* myMap){
  11.    if(myMap == NULL)
  12.       std::cout << "My map is Null" << std::endl;
  13.    else if(myMap->empty())
  14.       std::cout << "My map is empty" << std::endl;
  15. }
  16.  
  17. int main() {
  18. 	func(nullptr);
  19. 	std::map<std::string, std::vector<Foo*> > map;
  20. 	func(&map);
  21. 	return 0;
  22. }
Success #stdin #stdout 0s 3096KB
comments (?)
stdin
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Standard input is empty
stdout
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My map is Null
My map is empty
https://ideone.com/rZZRdT
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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