- October 9, 2026comment_author_email_link(): Displays the HTML email link to the author of the current comment.
- October 9, 2026comment_author_url_link(): Displays the HTML link of the URL of the author of the current comment.
- October 9, 2026comment_author_email(): Displays the email of the author of the current global $comment.
- October 9, 2026clean_post_cache(): Will clean the post in the cache.
- October 9, 2026clean_term_cache(): Removes all of the term IDs from the cache.
- October 9, 2026clean_object_term_cache(): Removes the taxonomy relationship to terms from the cache.
- October 9, 2026clean_attachment_cache(): Will clean the attachment in the cache.
- October 9, 2026check_password_reset_key(): Retrieves a user row based on password reset key and login.
- October 9, 2026checked(): Outputs the HTML checked attribute.
- October 9, 2026check_admin_referer(): Ensures intent by verifying that a user was referred from another admin page with the correct security nonce.
- October 9, 2026check_ajax_referer(): Verifies the Ajax request to prevent processing requests external of the blog.
- October 9, 2026check_comment(): Checks whether a comment passes internal checks to be allowed to add.
- October 9, 2026build_query(): Builds a URL query based on an associative or indexed array.
- October 9, 2026block_version(): Returns the current version of the block format that the content string is using.
- October 9, 2026block_has_support(): Checks whether the current block type supports the feature requested.
- October 9, 2026before_last_bar(): Removes last item on a pipe-delimited string.
- October 9, 2026auth_redirect(): Checks if a user is logged in, if not it redirects them to the login page.
- October 9, 2026author_can(): Returns whether the author of the supplied post has the specified capability.
- October 9, 2026apply_filters(): Calls the callback functions that have been added to a filter hook.
- October 9, 2026apply_filters_deprecated(): Fires functions attached to a deprecated filter hook.
- October 9, 2026apply_filters_ref_array(): Calls the callback functions that have been added to a filter hook, specifying arguments in an array.
- October 9, 2026antispambot(): Obscures email addresses in HTML to prevent spam bots from harvesting them.
- October 9, 2026admin_url(): Retrieves the URL to the admin area for the current site.
- October 9, 2026adjacent_post_link(): Displays the adjacent post link.
- October 9, 2026adjacent_posts_rel_link(): Displays the relational links for the posts adjacent to the current post.
- October 9, 2026add_user_meta(): Adds meta data to a user.
- October 9, 2026adjacent_image_link(): Displays next or previous image link that has the same post parent.
- October 9, 2026add_theme_support(): Registers theme support for a given feature.
- October 9, 2026add_site_option(): Adds a new option for the current network.
- October 9, 2026add_term_meta(): Adds metadata to a term.
- October 9, 2026add_role(): Adds a role, if it does not exist.
- October 9, 2026add_shortcode(): Adds a new shortcode.
- October 9, 2026add_rewrite_tag(): Adds a new rewrite tag (like %postname%).
- October 9, 2026add_post_meta(): Adds a meta field to the given post.
- October 9, 2026add_post_type_support(): Registers support of certain features for a post type.
- October 9, 2026add_query_arg(): Retrieves a modified URL query string.
- October 9, 2026add_rewrite_endpoint(): Adds an endpoint, like /trackback/.
- October 9, 2026add_rewrite_rule(): Adds a rewrite rule that transforms a URL structure to a set of query vars.
- October 9, 2026add_network_option(): Adds a new network option.
- October 9, 2026add_option(): Adds a new option.
- October 9, 2026add_action(): Adds a callback function to an action hook.
- October 9, 2026add_comment_meta(): Adds meta data field to a comment.
- October 9, 2026add_editor_style(): Adds callback for custom TinyMCE editor stylesheets.
- October 9, 2026add_filter(): Adds a callback function to a filter hook.
- October 9, 2026add_image_size(): Registers a new image size.
- October 9, 2026add_metadata(): Adds metadata for the specified object.
