public function current()
    {
        if (array_key_exists($this->position, $this->results)) {
            return $this->results[$this->position];
        }
    }
public function current()
    {
        if (array_key_exists($this->position, $this->results)) {
            return $this->results[$this->position];
        }
    }
public function current ( ) { if ( array_key_exists ( $ this -> position , $ this -> results ) ) { return $ this -> results [ $ this -> position ] ; } }
Get the current element.

@return mixed
Get the current element .