lsolesen\pel\PelIfd::__toString PHP 메소드

    public function __toString()
    {
        $str = Pel::fmt("Dumping IFD %s with %d entries...\n", $this->getName(), count($this->entries));
        foreach ($this->entries as $entry) {
            $str .= $entry->__toString();
        }
        $str .= Pel::fmt("Dumping %d sub IFDs...\n", count($this->sub));
        foreach ($this->sub as $type => $ifd) {
            $str .= $ifd->__toString();
        }
        if ($this->next !== null) {
            $str .= $this->next->__toString();
        }
        return $str;
    }