Function split

core/base/NS.cpp:42–56

string toolkit

// string toolkit
static inline void split(std::string_view src, std::string_view token, strArray& vect)
{
    size_t nend      = 0;
    size_t nbegin    = 0;
    size_t tokenSize = token.size();
    while (nend != std::string::npos)
    {
        nend = src.find(token, nbegin);
        if (nend == std::string::npos)
            vect.emplace_back(std::string{src.substr(nbegin, src.length() - nbegin)});
        else
            vect.emplace_back(std::string{src.substr(nbegin, nend - nbegin)});
        nbegin = nend + tokenSize;
    }
}

// first, judge whether the form of the string like this: {x,y}
// if the form is right,the string will be split into the parameter strs;