The 'comment_notification_recipients' PHP filter in WordPress allows developers to customize the recipients of comment notification emails. This can be useful for sites with multiple authors or editors, as well as…

The 'comment_{$old_status}_to_{$new_status}' PHP action hook in WordPress triggers a function when a comment changes status.

The 'comment_duplicate_trigger' action is a hook that is triggered when a duplicate comment is detected in WordPress.

Maximizing WordPress Comment Notifications with 'comment_notification_notify_author' PHP Filter

Learn how to use the comment_form_top WordPress PHP action to customize the comment form. Add messages, CSS classes, user details, and more. Explore examples!

​The `comment_moderation_subject` WordPress filter modifies the subject of comment moderation emails

WordPress's 'comment_loop_start' PHP action hook: A Pre-Comments Loop Trigger

​The `comment_max_links_url` WordPress filter controls the max num of links allowed in a comment, which can be limited or increased using this filter

The 'comment_feed_orderby' PHP filter in WordPress allows developers to customize the order in which comments are displayed in the comment feed.