Using WordPress ‘is_post_type_viewable()’ PHP function
The `is_post_type_viewable()` function in WordPress determines whether a post type is considered "viewable" and can be used to check the visibility of different post types
PHP
Using WordPress ‘is_post_publicly_viewable()’ PHP function
The `is_post_publicly_viewable()` function in WordPress returns `true` if a post is publicly viewable and `false` otherwise
Using WordPress ‘is_plugin_active_for_network()’ PHP function
Determines whether the plugin is active for the entire network.
Using WordPress ‘is_object_in_term()’ PHP function
Determines if the given object is associated with any of the given terms.