refresh

Function   Refresh screen.

Syntax   void refresh(void);

Prototype in   dos.h

Return value   None.

Remarks

Call refresh to display any visual changes, such as text printed with cprintf', and to update the keyboard and mouse input buffers. Typically, refreshshould be called once in your program loop.refresh` limits the speed of your program to 60 FPS.

Example

int main()
{
    while (1)
    {
        clrscr();

        int mx = mousex();
        if ( mx < 50 )
            cprintf("mouse x: %d", mx);

        refresh();
    }
}