Visual C++中使用gotoxy() / clrscr()等函数

//Visual C++中使用gotoxy() / clrscr()等函数#include <windows.h>void clrscr(void);void clreol(void);void clreoscr(void);void gotoxy(int ,int );void clrscr(void) {    CONSOLE_SCREEN_BUFFER_INFO    csbiInfo;                                HANDLE    hConsoleOut;    COORD    Home = {0,0};    DWORD    dummy;    hConsoleOut = GetStdHandle(STD_OUTPUT_HANDLE);    GetConsoleScreenBufferInfo(hConsoleOut,&csbiInfo);    FillConsoleOutputCharacter(hConsoleOut,' ',csbiInfo.dwSize.X * csbiInfo.dwSize.Y,Home,&dummy);     csbiInfo.dwCursorPosition.X = 0;                                        csbiInfo.dwCursorPosition.Y = 0;                                        SetConsoleCursorPosition(hConsoleOut,csbiInfo.dwCursorPosition);   }/*********************************************************************************/void clreol(void)  {    CONSOLE_SCREEN_BUFFER_INFO    csbiInfo;                                HANDLE    hConsoleOut;    COORD    Home,pos;    DWORD    dummy;    hConsoleOut = GetStdHandle(STD_OUTPUT_HANDLE);    GetConsoleScreenBufferInfo(hConsoleOut,&csbiInfo);    Home = csbiInfo.dwCursorPosition;    pos.X = 80 - csbiInfo.dwCursorPosition.X;    FillConsoleOutputCharacter(hConsoleOut,' ',pos.X,Home,&dummy);}/*********************************************************************************/void clreoscr(void)  {    CONSOLE_SCREEN_BUFFER_INFO    csbiInfo;                                HANDLE    hConsoleOut;    COORD    Home;    DWORD    dummy;    hConsoleOut = GetStdHandle(STD_OUTPUT_HANDLE);    GetConsoleScreenBufferInfo(hConsoleOut,&csbiInfo);    Home=csbiInfo.dwCursorPosition;    FillConsoleOutputCharacter(hConsoleOut,' ',csbiInfo.dwSize.X * csbiInfo.dwSize.Y,Home,&dummy);}/*********************************************************************************/void gotoxy(int x,int y)  {    CONSOLE_SCREEN_BUFFER_INFO    csbiInfo;                                HANDLE    hConsoleOut;    hConsoleOut = GetStdHandle(STD_OUTPUT_HANDLE);    GetConsoleScreenBufferInfo(hConsoleOut,&csbiInfo);    csbiInfo.dwCursorPosition.X = x;                                        csbiInfo.dwCursorPosition.Y = y;                                        SetConsoleCursorPosition(hConsoleOut,csbiInfo.dwCursorPosition);   }