1  #include <string>
 2  
 3  #ifndef UTILS_HPP
 4  #define UTILS_HPP
 5  
 6  namespace wk {
 7      std::string lower(std::string str);
 8      std::string getStrBetweenSpaces(std::string str, int& strIndex);
 9      std::string getStrBetweenBrackets(std::string str, int& strIndex);
10      bool isInteger(const std::string& str);
11  }
12  
13  #endif