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  1. #include <iostream>
  2. #include <string>
  3. #include <regex>
  4.  
  5. int main()
  6.   {
  7.    std::string source="It's a book.";
  8.    std::regex syntax("(a|an|the)\\s+[A-Za-z]+");
  9.    for(std::sregex_iterator end,i(source.begin(),source.end(),syntax);i!=end;++i)
  10.      {
  11.       std::cout<<i->str()<<std::endl;
  12.      }
  13.    return 0;
  14.   }
Success #stdin #stdout 0s 3548KB
comments (?)
stdin 
Standard input is empty
stdout 
a book
https://ideone.com/08MLHp
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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