====== clrscr ======
<code c>
void clrscr (void);
</code>

==== description of clrscr ====
clears the screen and move the cursor to upper left corner of the screen.


<code c>
#include<stdio.h>
#include<conio.h>

int main(void)
{
   printf("press any key to start this clrscr example\n");
   getch();
   clrscr();
   printf("Jeah i have overwritten the last content.\n");
   printf("to exit... press a key\n");
   getch();
   return 0;
}
</code>

===== output of clrscr c example =====
1
    press any key to start this clrscr example


2
    Jeah i have overwritten the last content.
    to exit... press a key