apply_filters( 'pre_get_shortlink', false|string $return, int $id, string $context, bool $allow_slugs )

4153	 *4154	 * @param false|string $return      Short-circuit return value. Either false or a URL string.4155	 * @param int          $id          Post ID, or 0 for the current post.4156	 * @param string       $context     The context for the link. One of 'post' or 'query',4157	 * @param bool         $allow_slugs Whether to allow post slugs in the shortlink.4158	 */4159	$shortlink = apply_filters( 'pre_get_shortlink', false, $id, $context, $allow_slugs );4160 4161	if ( false !== $shortlink ) {4162		return $shortlink;4163	}4164 4165	$post_id = 0;