寂蝶难双，窃窃思羽.

fstream的自实现#include "stdafx.h" #include <iostream> using namespace std; #include <fstream> class Stream { public: Stream(char* path = NULL, char* mode = NULL) { //为实现open功能，创建对象时没有初值直...

C语言文件操作练习#include "stdafx.h" #include <iostream> using namespace std; int _tmain(int argc, _TCHAR* argv[]) { FILE* fp = fopen("xx.c", "w+"); if (!fp) cout << "open error" <&am

C++标准输入cin#include "stdafx.h" #include <iostream> using namespace std; #include <string> //cin int _tmain(int argc, _TCHAR* argv[]) { int a; double b; string c; //cin >> a &gt...

C++标准输出cout#include "stdafx.h" #include <iostream> using namespace std; #include <iomanip> //流的常用控制符的头文件 //输出 cout //cout cin是对象 int _tmain(int argc, _TCHAR* argv[]) { #if 0 //系统提供的相...

IO对象的相关属性与操作#include "stdafx.h" #include <iostream> using namespace std; #include <fstream> //IO 对象不可复制或赋值 //void func(fstream fs) //{ // //} void func(fstream& fs) { } int _tma...

ifstream ofstream fstream#include "stdafx.h" #include <iostream> using namespace std; #include <fstream> int _tmain(int argc, _TCHAR* argv[]) { ifstream ifs("aa.c"); //ios::in if (!ifs...

C++读写文本文件#include "stdafx.h" #include <iostream> using namespace std; #include <fstream> //读写文本文件 int _tmain(int argc, _TCHAR* argv[]) { fstream ifs("src.txt", ios::in); if (!ifs) co...

C++读写二进制文件#include "stdafx.h" #include <iostream> using namespace std; #include <fstream> //读写二进制文件 struct Student //里面不能写string { char name[30]; char sex; float math; float chinese...