The `comment_author()` function in WordPress retrieves the author of a comment using the specified `$comment_id` parameter or the current comment if no parameter is given
Learn how to use the WordPress 'clean_post_cache()' PHP function to clear cached content for individual posts, pages, custom post types, multiple posts at once, and after post updates
The `clean_page_cache()` function in WordPress deletes a specific page from the cache based on its ID and clears the cache associated with all_page_ids and get_pages
The `clean_blog_cache()` function in WordPress clears the cache for a specific blog by using the `$blog` parameter, which represents the site object or ID of the site that needs to…