Learn how to use the wp_list_categories WordPress PHP filter to modify the HTML output of a taxonomy list. Add custom classes, wrap category counts, remove empty categories and more with…

Learn how to modify the HTML output of WordPress pages using the `wp_list_pages` PHP filter. Add custom classes, icons, and attributes to page links with examples provided.

The 'add_attachment' action in WordPress allows developers to execute custom code when a new attachment is added to the media library.

The 'edit_tag_link' PHP filter in WordPress allows developers to customize the edit link for tags in the admin panel.

The 'embed_handler_html' PHP filter in WordPress allows developers to modify the HTML output of embedded content. This can be useful for customizing the appearance or behavior of embedded media, such…

The WordPress 'embed_html' PHP filter allows developers to modify the HTML output of oEmbeds.

The 'esc_textarea' PHP filter in WordPress is a powerful tool for sanitizing user input and preventing malicious code injection.

The WordPress 'esc_xml' PHP filter is a powerful tool for ensuring that XML data is properly sanitized and secure. This filter can be used to prevent malicious code from being…

The 'get_attached_file' PHP filter in WordPress allows developers to retrieve the file path of an attachment. This can be useful for a variety of purposes, such as displaying the image…