istring.cpp

来自「C++编程思想第二版第一册答案」· C++ 代码 · 共 22 行

//: C18:Istring.cpp
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
// Input strstreams
#include <iostream>
#include <strstream>
using namespace std;

int main() {
  istrstream s("47 1.414 This is a test");
  int i;
  float f;
  s >> i >> f; // Whitespace-delimited input
  char buf2[100];
  s >> buf2;
  cout << "i = " << i << ", f = " << f;
  cout << " buf2 = " << buf2 << endl;
  cout << s.rdbuf(); // Get the rest...
} ///:~