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  1. #include <iostream>
  2. #include <unordered_map>
  3. #include <algorithm>
  4.  
  5. int main() {
  6. 	std::unordered_map<std::string, bool> m = {{"a", true}, {"b", false}, {"c", true}};
  7.  
  8. 	std::cout << std::any_of(m.begin(), m.end(), [](const auto& kvp){return kvp.second;}) << '\n';
  9. 	std::cout << std::any_of(m.begin(), m.end(), [](const auto& kvp){return kvp.first == "d";}) << '\n';
  10.  
  11. 	return 0;
  12. }
Success #stdin #stdout 0s 4576KB
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https://ideone.com/oAn7Wo
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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