shiti9_5_1.cpp

来自「为初学者提供的最佳的C++程序设计源程序库」· C++ 代码 · 共 25 行

#include<iostream.h>
#include<fstream.h>
#include<stdlib.h>
void main()
{
	fstream file;
	file.open("abc.txt",ios::in);
	if(!file)
	{
		cout<<"abc.txt can't open."<<endl;
		abort();
	}
	char ch;
	int i=0;
	while(!file.eof())
{
		file.get(ch);
		i++;
	}
	cout<<"character:"<<i<<endl;
	file.close();
    }