// clrscr.h // // adapted from // Vincent Fatica // [email protected] // Syracuse University Mathematics // http://barnyard.syr.edu/~vefatica/ // // by Shannon Bauman // August 9, 1998 // // clear entire console screen buffer #ifndef CLRSCR_H #define CLRSCR_H int clrscr(); #include "clrscr.cpp" #endif ----------------- // clrscr.cpp // // adapted from // Vincent Fatica // [email protected] // Syracuse University Mathematics // http://barnyard.syr.edu/~vefatica/ // // by Shannon Bauman // August 9, 1998 // // clear entire console screen buffer #include <windows.h> #include <conio.h> int clrscr() { HANDLE hndl = GetStdHandle(STD_OUTPUT_HANDLE); CONSOLE_SCREEN_BUFFER_INFO csbi; GetConsoleScreenBufferInfo(hndl, &csbi); DWORD written; DWORD N = csbi.dwSize.X * csbi.dwCursorPosition.Y + csbi.dwCursorPosition.X + 1; COORD curhome = {0,0}; FillConsoleOutputCharacter(hndl, ' ', N, curhome, &written); csbi.srWindow.Bottom -= csbi.srWindow.Top; csbi.srWindow.Top = 0; SetConsoleWindowInfo(hndl, TRUE, &csbi.srWindow); SetConsoleCursorPosition(hndl, curhome); return 0; } 作用是在控制台下清屏
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