selfreferential.cpp

来自「这是介绍C++非常经典的一本书,无论是初学者还是对C++有一定了解的人都值得看的」· C++ 代码 · 共 20 行

//: C03:SelfReferential.cpp
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 2000
// Copyright notice in Copyright.txt
// Allowing a struct to refer to itself

typedef struct SelfReferential {
  int i;
  SelfReferential* sr; // Head spinning yet?
} SelfReferential;

int main() {
  SelfReferential sr1, sr2;
  sr1.sr = &sr2;
  sr2.sr = &sr1;
  sr1.i = 47;
  sr2.i = 1024;
} ///:~