New String Replace Func

void CPPReplace(std::string &data)
{
    const std::string s = ",";
    const std::string t = ",\n";
    std::string newString = "";
    
    std::string::size_type n = 0;
    /////////////
    size_t loc = 0;
    size_t start = 0;
    while(1)
    {
        if (std::string::npos != (loc = data.find(",", start)))
        {
            newString += data.substr(start, (loc - start) + 1);
            newString += "\n";
            start = loc + 1; // skip the comma
        }
        else
            break;
    }
    data = newString;
}