Using WordPress ‘background_image()’ PHP function
Learn how to use the WordPress 'background_image' function to display the path of your website's background image
PHP
Using WordPress ‘author_can()’ PHP function
Returns whether the author of the supplied post has the specified capability.
Using WordPress ‘attachment_id3_data_meta_box()’ PHP function
The `attachment_id3_data_meta_box()` function in WordPress allows displaying fields for ID3 data related to the current post, including examples using it within a loop or with specific post status, custom post…
Using WordPress ‘admin_url()’ PHP function
Retrieves the URL to the admin area for the current site.