Learn how to properly escape post titles in WordPress using either of the two common solutions - wrapping in esc_html() or creating a helper filter.
Checks if a category is an ancestor of another category.
The `category_description()` function in WordPress retrieves the description of a category specified by either an ID or slug
The `block_template_part()` function in WordPress allows you to print specific block templates by passing in their names as strings
The `add_new_user_to_blog()` function in WordPress adds a newly-created user to the appropriate blog, which is specific to the WordPress Multisite feature
Adds post meta data defined in the §_POST superglobal for a post with given ID.
The `do_trackbacks()` function in WordPress allows users to perform trackbacks on posts
Learn how to use the 'display_theme' WordPress function in PHP with our comprehensive guide, including examples and parameters explanation
The `add_blog_option()` function in WordPress allows adding options to a specific blog or to all blogs on the site