wp-includes/ms-site.php:1304Updates the blog_public option for a given site ID.
$site_idint$is_publicstringfunction wp_update_blog_public_option_on_site_update( $site_id, $is_public ) { // Bail if the site's database tables do not exist (yet). if ( ! wp_is_site_initialized( $site_id ) ) { return; } update_blog_option( $site_id, 'blog_public', $is_public );}Introduced in 5.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/ms-site.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.