recordlist.h

来自「用面向连接的TCP实现学生信息的管理」· C头文件 代码 · 共 52 行

// RecordList.h: interface for the RecordList class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_RECORDLIST_H__1395B74D_3760_4ADC_90D2_332711BEAB40__INCLUDED_)
#define AFX_RECORDLIST_H__1395B74D_3760_4ADC_90D2_332711BEAB40__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include<iostream>
#include<fstream>
#include<string>
#include<list>
#include<cstdlib>
#include <iomanip>

using namespace std;
struct Record 
{   
	string no;
	string name;
	int score;
};

class RecordList:public list<Record*>
{
	friend ostream& operator<<(ostream& os,const RecordList& c_rl)  //从输出到文件(重载输出)
	{
		RecordList::const_iterator  it;//只读
		for(it=c_rl.begin( ); it!= c_rl.end(); ++it)
			os<<(*it)->no<<' '
			  <<(*it)->name<<' '
			  <<(*it)->score<<endl;
		return os;
	}
public:
	RecordList();
	virtual ~RecordList() ;
	void clear();
	 iterator erase(iterator where)
	{
	 delete *where;                          //释放指针指向的对象
	 return list<Record*>::erase(where);     //释放指针
	}
	 

};

#endif // !defined(AFX_RECORDLIST_H__1395B74D_3760_4ADC_90D2_332711BEAB40__INCLUDED_)