template< typename char_type>
static inline std::vector< std::basic_string< char_type > > basic_split(std::basic_string<char_type > string, const std::basic_string<char_type >& delim, bool keepEmpty = false) {
    std::vector < std::basic_string< char_type > > tokens;
    typename std::basic_string< char_type >::size_type pos;
    while (( pos = string.find(delim)) != string.npos) {
        if (pos) {
            std::basic_string<char_type> subString = string.substr(0, pos);
            if (subString.length() > 0 || keepEmpty)
                tokens.push_back(subString);
        } else if (keepEmpty) {
            tokens.push_back(std::basic_string<char_type >());
        }
        string.erase(0, pos + delim.length());
    }
    if (string.length()) {
        tokens.push_back(string);
    }
    return tokens;
}

static inline std::vector< std::string > split(std::string string, const std::string& delim, bool keepEmpty = false){
    return basic_split<char>(string, delim, keepEmpty);
}

static inline std::vector< std::wstring > split(std::wstring string, const std::wstring& delim, bool keepEmpty = false){
    return basic_split<wchar_t>(string, delim, keepEmpty);
}