chapter8-15.cpp

C++STL程序员开发指南

//文件名:CHAPTER8-15.cpp
#include <list>
#include <iostream>
#if _MSC_VER > 1020   // if VC++ version is > 4.2
   using namespace std;  // std c++ libs implemented in std
#endif
int main( ) 
{
   using namespace std;
   list <int> c1;
   list <int>::iterator c1_Iter;
   list <int>::const_iterator c1_cIter;
   c1.push_back( 1 );
   c1.push_back( 2 );
   c1_Iter = c1.begin( );
   cout << "The first element of c1 is " << *c1_Iter << endl;
   *c1_Iter = 20;
   c1_Iter = c1.begin( );
   cout << "The first element of c1 is now " << *c1_Iter << endl;
   // The following line would be an error because iterator is const
   // *c1_cIter = 200;
   return 0;
}