c++读取以逗号为分隔符的一串数字

#include<iostream>
#include<vector>
#include<sstream>

using namespace std;
int main()
{
string s;
vector<int> v;
getline(cin, s);
istringstream is(s);
int inter;
char ch;
while (is >> inter)
{
v.push_back(inter);
is >> ch;
}
for(int i=0;i<v.size();i++)
cout<<v[i]<<" ";
cout<<endl;
return 0;
}