char c;
string str;
stringstream stream; //#include <sstream>
stream << c;
str = stream.str();
LOFTER：hgfalgorithm http://hgfal.lofter.com/post/28eef2_eaa1e2
char c;
string str;
stringstream stream; //#include <sstream>
stream << c;
str = stream.str();