* @returns false|STRING|constant
*/
- function look_nws($num, $stop)
+ function look_nws($num, $stop= '')
{
$dir = $num > 0 ? 1 : -1;
if (!$num) {
$p += $dir;
continue;
}
+ if ($stop != '' && $t == $stop) {
+ return false;
+ }
$c++;
$p += $dir;
if ($c >= abs($num)) {