apply_filters( 'home_url', string $url, string $path, string|null $orig_scheme, int|null $blog_id )

3481	 * @param string      $url         The complete home URL including scheme and path.3482	 * @param string      $path        Path relative to the home URL. Blank string if no path is specified.3483	 * @param string|null $orig_scheme Scheme to give the home URL context. Accepts 'http', 'https',3484	 *                                 'relative', 'rest', or null.3485	 * @param int|null    $blog_id     Site ID, or null for the current site.3486	 */3487	return apply_filters( 'home_url', $url, $path, $orig_scheme, $blog_id );3488}3489 3490/**3491 * Retrieves the URL for the current site where WordPress application files3492 * (e.g. wp-blog-header.php or the wp-admin/ folder) are accessible.3493 *