将文本从存储区拷贝到屏幕

[c]代码库

#include <conio.h> 
int main(void) 
{ 
   char buffer[512]; 

   /* put some text to the console */ 
   clrscr(); 
   gotoxy(20, 12); 
   cprintf("This is a test.  Press any key to continue ..."); 
   getch(); 

   /* grab screen contents */ 
   gettext(20, 12, 36, 21,buffer); 
   clrscr(); 

   /* put selected characters back to the screen */ 
   gotoxy(20, 12); 
   puttext(20, 12, 36, 21, buffer); 
   getch(); 

   return 0; 
}