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  1. #include <iostream>
  2. #include <set>
  3. #include <string>
  4.  
  5. int main() {
  6.     std::set<std::string> set{"1", "2", "3", "4"};
  7.  
  8.     auto it = set.find("2");        // Get iterator to element
  9.  
  10.     std::string s = std::move(*it); // Move construct 's' from element.
  11.  
  12.     set.erase(it);                  // Erase element with unspecified state.
  13.  
  14.     std::cout << s << std::endl;
  15. }
Success #stdin #stdout 0s 3476KB
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https://ideone.com/Z97Eve
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
secret

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