Using WordPress ‘is_protected_ajax_action()’ PHP function
Determines whether we are currently handling an Ajax action that should be protected against WSODs.
WordPress
Using WordPress ‘is_privacy_policy()’ PHP function
Determines whether the query is for the Privacy Policy page.
Using WordPress ‘is_preview()’ PHP function
Determines whether the query is for a post or page preview.
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
Using WordPress ‘is_post_type_hierarchical()’ PHP function
Is_Post_Type_Hierarchical() is a WordPress function that determines whether a post type is hierarchical or not
Using WordPress ‘get_theme_support()’ PHP function
Gets the theme support arguments passed when registering that support.
Using WordPress ‘is_post_status_viewable()’ PHP function
Determines whether a post status is considered “viewable”.
Using WordPress ‘is_post_type_archive()’ PHP function
Determines whether the query is for an existing post type archive page.
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