Jose\KeyConverter\ECKey::toPEM PHP Method

    public function toPEM()
    {
        $result = '-----BEGIN ' . ($this->private ? 'EC PRIVATE' : 'PUBLIC') . ' KEY-----' . PHP_EOL;
        $result .= chunk_split(base64_encode($this->getBinary()), 64, PHP_EOL);
        $result .= '-----END ' . ($this->private ? 'EC PRIVATE' : 'PUBLIC') . ' KEY-----' . PHP_EOL;
        return $result;
    }