<?php
namespace JVBase\managers\SEO\render\Traits\_Properties;

if (!defined('ABSPATH')) {
	exit;
}
trait issnTrait {
	/**
	 * @var string The International Standard Serial Number (ISSN) that identifies this serial publication. You can repeat this property to identify different formats of, or the linking ISSN (ISSN-L) for, this serial publication.
	 */
	protected string $issn;

	public function getIssn():?string
	{
		return $this->issn??null;
	}
	public function setIssn(string $issn):void
	{
		$this->issn = $issn;
	}
}