Re: converting from IPADDRESS string to unsigned char array

From:
Obnoxious User <OU@127.0.0.1>
Newsgroups:
comp.lang.c++
Date:
31 Mar 2008 17:41:41 GMT
Message-ID:
<47f12255$0$7439$88260bb3@news.teranews.com>
On Mon, 31 Mar 2008 04:14:35 -0700, sam.barker0 wrote:

Hi,
Iam using the above code in a class
in the .cc file

std::istream & myclass::operator>>(std::stringstream & strm,
std::vector<int> & v) {
        if(strm.good()) {
                int temp = ~0;
                strm >> temp;
                v.push_back(temp);
        }
        return strm;

}
myclass::getIP(string str)
{
      std::stringstream stream("12.12.1.12");
        std::vector<int> v;
        while(stream.good()) {
                stream >> v;
                stream.ignore();
        }
 
std::copy(v.begin(),v.end(),std::ostream_iterator<int>(std::cout,"\n"));

}

I am getting the error
error: 'std::istream& myclass::operator>>(std::stringstream&,
std::vector<int, std::allocator<int> >&)' must take exactly one argument

I do understand what it means but i dont know how to solve it. How does
it work when I just copy the code intoa file and compile it


Compare what I wrote and what you wrote with these examples:

1)----------------------------------------------------------

class A {
    public:
        int d_var;
        A(int v) : d_var(v) {}
};

void operator>>(A const & a, A & b) {
    b.d_var = a.d_var;
}

int main() {
    A d(1),c(0);
    d >> c;
    return 0;
}

2)----------------------------------------------------------

class A {
    public:
        int d_var;
        A(int v) : d_var(v) {}
        void operator>>(A & b) {
            b.d_var = d_var;
        }
};

int main() {
    A d(8),c(4);
    d >> c;
    return 0;
}

--
OU

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