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  1. #include <iostream>
  2. #include <sstream>
  3. #include <string>
  4.  
  5. int main(int argc, char* argv[])
  6. {
  7. 	std::string s = "4 + 5";
  8. 	std::istringstream iss;
  9. 	iss.str(s);
  10.  
  11. 	int a, b;
  12. 	iss >> a;
  13. 	iss.ignore(10,'+');
  14. 	iss >> b;
  15.  
  16. 	std::cout << a << std::endl;
  17. 	std::cout << b << std::endl;
  18. 	std::cout << a + b << std::endl;
  19.  
  20. 	return 0;
  21. }
Success #stdin #stdout 0s 3456KB
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stdin
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Standard input is empty
stdout
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4
5
9
https://ideone.com/A0RMdu
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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