header1.h

Thinking in C++, 2nd Edition, Volume 2. 英文doc版 每章源代码

//: C10:Header1.h
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 2000
// Copyright notice in Copyright.txt
#ifndef HEADER1_H
#define HEADER1_H
namespace MyLib {
  extern int x;
  void f();
  // ...
} 

#endif // HEADER1_H ///:~