Listing 1 Draft C++ Standard description of class ostream

class ostream: virtual public ios {
public:
   ostream(streambuf* sb);
   virtual ~ostream();
   int opfx();
   void osfx();
   ostream& operator<<(ostream& (*pf)(ostream&));
   ostream& operator<<(ios& (*pf)(ios&));
   ostream& operator<<(const char* s);
   ostream& operator<<(char c);
   ostream& operator<<(unsigned char c);
   ostream& operator<<(signed char c);
   ostream& operator<<(short n):
   ostream& operator<<(unsigned short n);
   ostream& operator<<(int n);
   ostream& operator<<(unsigned int n);
   ostream& operator<<(long n);
   ostream& operator<<(unsigned long n);
   ostream& operator<<(float f);
   ostream& operator<<(double f);
   ostream& operator<<(long double f);
   ostream& operator<<(void* p);
   ostream& operator<<(streambuf& sb);
   int put(char c);
   ostream& write(const char* s, int n);
   ostream& write(const unsigned char* s, int n);
   ostream& write(const signed char* s, int n);
   ostream& flush();
};