WordPress Version: 6.2
/**
* Updates this blog's 'public' setting in the global blogs table.
*
* Public blogs have a setting of 1, private blogs are 0.
*
* @since MU (3.0.0)
*
* @param int $old_value The old public value.
* @param int $value The new public value.
*/
function update_blog_public($old_value, $value)
{
update_blog_status(get_current_blog_id(), 'public', (int) $value);
}