====== kbhit======
<code c>
int kbhit();
</code>

==== description of kbhit ====
used to find ou if a key has been pressed or not

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

int main( void )
{
   while (kbhit())
      printf("you have touched key.\n");
     
   return 0;
}
</code>

===== output of kbhit c example =====
    you have touched a key