Parse a string in C++

gistfile1.hpp

template<class ElementType>
std::vector<ElementType> parse_string(std::string str,char delim)
{
    std::istringstream ss(str);
    std::string token;
    std::vector<ElementType> result;
    while (getline(ss,token,delim))
    {
        std::istringstream token_parser(token);
        ElementType value;
        token_parser >> value;
        assert(!token_parser.fail());
        result.push_back(value);
    }
    return result;
}