is_post_type_hierarchical()
Function: Determines whether the post type is hierarchical.
Source: wp-includes/post.php:1176
is_post_type_viewable()
Function: Determines whether a post type is considered “viewable”.
Source: wp-includes/post.php:1993
is_preview()
Function: Determines whether the query is for a post or page preview.
Source: wp-includes/query.php:632
is_privacy_policy()
Function: Determines whether the query is for the Privacy Policy page.
Source: wp-includes/query.php:529
is_protected_ajax_action()
Function: Determines whether we are currently handling an Ajax action that should be protected against WSODs.
Source: wp-includes/load.php:1061
is_protected_endpoint()
Function: Determines whether we are currently on an endpoint that should be protected against WSODs.
Source: wp-includes/load.php:1023
is_protected_meta()
Function: Determines whether a meta key is considered protected.
Source: wp-includes/meta.php:1283
is_random_header_image()
Function: Checks if random header image is in use.
Source: wp-includes/theme.php:1402
is_redirect()
Function:
Source: wp-includes/rss.php:695
is_registered_sidebar()
Function: Checks if a sidebar is registered.
Source: wp-includes/widgets.php:347