main.cpp

this a good book.

#include <iostream.h>
#include <cstdio>

class CFile
{
private:
	FILE* fp;
public:
	CFile()
	{
		fp = NULL;
	}
	~CFile()
	{
		//* * 1 * *
		
	}
	CFile(char* str,const char *mode="a" )
	{
		Open(str,mode);
	}
	//* * 2 * *
	
		
		fp = fopen(str,mode);

		if( fp == NULL)
			return false;
		return true;
	}
	bool isOpen()
	{
//* * 3 * *
		
	}
	
	bool put(char* str)
	{
		//* * 4 * *
	
		return false;
	}
};


void main() 
{
	CFile fp;
	CFile fp2("dec.txt");
	
	fp.Open("abc.txt");
	if( fp.isOpen())
	{
		char str[1024];
		cout<<"please input a string: ";
		cin.getline(str,1024);

		fp.put(str);
		
		fp2.isOpen()? fp2.put(str):0;
	}

}