raklib\protocol\Packet::get PHP 메소드

    protected function get($len)
    {
        if ($len < 0) {
            $this->offset = strlen($this->buffer) - 1;
            return "";
        } elseif ($len === true) {
            return substr($this->buffer, $this->offset);
        }
        $buffer = "";
        for (; $len > 0; --$len, ++$this->offset) {
            $buffer .= $this->buffer[$this->offset];
        }
        return $buffer;
    }