Determines whether the given ID is a nav menu item.

Checks for “Network: true” in the plugin header to see if this should be activated only as a network wide plugin. The plugin…

Determines if the given object type is associated with the given taxonomy.

Determines whether the plugin is active for the entire network.

Whether the post type is hierarchical.

Determines whether the current locale is right-to-left (RTL).

Determine if user is a site admin.

Whether a subdomain configuration is enabled.

Determines whether user is a site admin.

Checks that the taxonomy name exists.