The `comment_footer_die()` function in WordPress displays an error message at the bottom of the comments page when certain conditions aren't met, such as length or spam content
Learn how to use the WordPress 'body_class()' PHP function to add unique CSS classes to various parts of your website using conditional statements in this informative article
The `cancel_comment_reply_link()` function in WordPress generates HTML content for a "cancel" comment reply link, displaying a custom message if specified
The `attribute_escape()` function in WordPress is used to escape HTML attributes, making sure that any text used within them is safe and won't break the HTML structure
The `atom_enclosure()` function in WordPress displays the atom enclosure for the current post, which consists of link HTML tags with a URI and other attributes