C++ stringstream 使用方法与例子

＃include <iostream >
＃include <sstream >
＃include <string >
using namespace std;
int main() {
stringstream ostr("ccc");
ostr.put('d');
ostr.put('e');
ostr << "fg";
string gstr = ostr.str();
cout << gstr << endl;
char a;
ostr >> a;
cout << a system("pause");
}