wp-includes/ms-blogs.php:62Gets a full site URL, given a site name.
$blognamestringstringfunction get_blogaddress_by_name( $blogname ) { if ( is_subdomain_install() ) { if ( 'main' === $blogname ) { $blogname = 'www'; } $url = rtrim( network_home_url(), '/' ); if ( ! empty( $blogname ) ) { $url = preg_replace( '|^([^\.]+://)|', '${1}' . $blogname . '.', $url ); } } else { $url = network_home_url( $blogname ); } return esc_url( $url . '/' );}Introduced in MU (3.0.0). Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/ms-blogs.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.