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  1. #include <regex>
  2. #include <string>
  3. #include <iostream>
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8. 	string generalCast = R"(\d+\.\d+\.\d+\.\d+_(\d+\.)(\d+\.*)+_\d+)";
  9. 	string input = "127.27.18.4_2.125.2.365.24.2_10";
  10. 	string ip = "";
  11.  
  12. 	if (regex_match(input, regex(generalCast)))
  13. 	{
  14. 	    string ipCast = R"(\d+\.\d+\.\d+\.\d+)";
  15. 	    string oidCast = R"(_(\d+\.)(\d+\.*)+_)";
  16.  
  17. 	    string oid = "";
  18. 	    string polling = "";
  19. 	    std::cout << "string object matched\n";
  20. 	    smatch matches;
  21. 	    if (regex_search(input, matches, regex(ipCast)))
  22. 	    {
  23. 	    	std::cout << "ipCast matched: " << matches[0] << "\n";
  24. 	        ip = matches[0];
  25. 	        oid = "Error, bad OID: " + input;
  26. 	        smatch matches1;
  27. 	        if (regex_search(input, matches1, regex(oidCast)))
  28. 	        {
  29. 	        	std::cout << "oidCast matched\n";
  30. 	            oid = regex_replace((string)matches1[0], regex("_"), "");
  31. 	            std::cout << "oid: " << oid << "\n";
  32.  
  33. 	            smatch matches2;
  34. 	            regex_search(input, matches2, regex(R"(\d+$)"));
  35. 	            if (matches2.length() > 0)
  36. 	            {
  37. 	                polling = matches2[0];
  38. 	                std::cout << "Polling: " << polling << "\n";
  39. 	            }
  40. 	        }
  41. 	    }
  42. 	}
  43. 	return 0;
  44. }
Success #stdin #stdout 0s 3504KB
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stdin
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Standard input is empty
stdout
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string object matched
ipCast matched: 127.27.18.4
oidCast matched
oid: 2.125.2.365.24.2
Polling: 10
https://ideone.com/AtGhwz
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
secret

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