ostring.cpp

来自「Thinking in C++(Second Editon)」· C++ 代码 · 共 27 行

//: C04:Ostring.cpp {RunByHand}
// From "Thinking in C++, Volume 2", by Bruce Eckel & Chuck Allison.
// (c) 1995-2004 MindView, Inc. All Rights Reserved.
// See source code use permissions stated in the file 'License.txt',
// distributed with the code package available at www.MindView.net.
// Illustrates ostringstream.
#include <iostream>
#include <sstream>
#include <string>
using namespace std;

int main() {
  cout << "type an int, a float and a string: ";
  int i;
  float f;
  cin >> i >> f;
  cin >> ws; // Throw away white space
  string stuff;
  getline(cin, stuff); // Get rest of the line
  ostringstream os;
  os << "integer = " << i << endl;
  os << "float = " << f << endl;
  os << "string = " << stuff << endl;
  string result = os.str();
  cout << result << endl;
} ///:~