get_site_url
get_site_url ( $blog_id = null, $path = '', $scheme = null )
Parameters:- (int|null) blog_id Optional. Site ID. Default null (current site).
- (string) path Optional. Path relative to the site URL. Default empty.
- (string|null) scheme Optional. Scheme to give the site URL context. Accepts 'http', 'https', 'login', 'login_post', 'admin', or 'relative'. Default null.
Returns:- (string) Site URL link with optional path appended.
Defined at: - Introduced in WordPress: 3.0.0
- Deprecated in WordPress: —
Description
Retrieves the URL for a given site where WordPress application files
(e.g. wp-blog-header.php or the wp-admin/ folder) are accessible.Returns the 'site_url' option with the appropriate protocol, 'https' if
is_ssl() and 'http' otherwise. If `$scheme` is 'http' or 'https',
`is_ssl()` is overridden.