C++:stringstream

01 语法   typedef basic_stringstream<char,char_traits<char>,allocator<char> > stringstream;02 头文件和命名空间   #include <sstream>;   using namespace std;03 示例#include <iostream>#include <sstream>using namespace std;int main(void){    // First: define object    stringstream ssTemp;    string       strTemp;    // Second: Fill object    ssTemp<<123.35<<","<<"xyz"<<11;    ssTemp>>strTemp;     //strTemp= ssTemp.str();    cout<<strTemp<<endl;    return 0;}