Fires when a user is added or removed from a site.Determines if the site is a single user site.
Parameters
- jetpack_single_user_site.
string jetpack_single_user_site.
- Jetpack::is_single_user_site()
bool Jetpack::is_single_user_site() Is the current site a single user site.
Changelog
- Introduced in Jetpack 3.4.0