#include <sstream>
    #include <string>
 
    class MyClass : public std::istringstream{
    public:
        using std::istringstream::operator >>;
        MyClass(const char* st) : std::istringstream(st){}
        void operator>>(std::string& st){st = this->str();}
    };
 
    int main()
    {
        MyClass my("bla tmp");
        std::string tmp;
        my >> tmp; // now tmp == "bla temp" and this is exactly what I wanted
        //but this does not work
        int kk;
        my >> kk; //gives me "now match for operator>>"
    }
 

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