CHAPTER8-20.cpp
上传用户:fjc899
上传日期:2007-07-03
资源大小:187k
文件大小:2k
- //文件名:CHAPTER8-20.cpp
- #include <iostream>
- #include <list>
- #if _MSC_VER > 1020 // if VC++ version is > 4.2
- using namespace std; // std c++ libs implemented in std
- #endif
- typedef list<char > CHARLIST;
- void print_contents (CHARLIST list, char*);
- void main()
- {
- CHARLIST a; // 定义一个list变量
- if(a.empty()) //判断容器是否为空
- cout<<"a is empty"<<endl;
- else
- cout<<"a is not empty"<<endl;
- //inset A, B, C and D to a
- a.push_back('A');
- a.push_back('B');
- a.push_back('C');
- a.push_back('D');
- //check again whether a is empty
- if(a.empty())
- cout<<"a is empty"<<endl;
- else
- cout<<"a is not empty"<<endl;
- //print out the contents
- print_contents (a,"a"); //调用打印函数,把deuqe的内容打印出来
- cout <<"The first element of a is " <<a.front()<<endl;// 使用数组的形式显示容器中的内容
- CHARLIST::iterator Startlist=a.begin();
- cout <<"The first element of a is " <<*Startlist <<endl; // 使用迭代器显示容器中的内容
- cout <<"The last element of a is " <<a.back() <<endl; // 使用数组形式显示容器中的内容
- CHARLIST::iterator Endlist=a.end();
- cout <<"The last element of a is " <<*Endlist<<endl; // 使用迭代器显示容器中的内容
- }
- //打印list成员函数
- void print_contents (CHARLIST list, char *name)
- {
- CHARLIST::iterator plist; //定义迭代器
- cout <<"The contents of "<< name <<" : ";
- for(plist = list.begin();
- plist != list.end();
- plist++)
- {
- cout << *plist <<" " ; // 使用迭代器技术显示容器中的内容
- }
- cout<<endl;
- }