C++ Primer Chapter 8 stringstream 提供的转换或格式化

#if 1#include <iostream>#include <sstream>using namespace std;int main(){int val1 = 512, val2 = 1024;ostringstream format_message;format_message << "val1: " << val1 << "\n"<< "val2: " << val2 << "\n";istringstream input_istring(format_message.str());string dump1, dump2;input_istring >> dump1 >> val1 >> dump2 >> val2;cout << val1 << " " << val2 << endl;cout << format_message.str();cout << dump1 << dump2 << endl;} #endif