Using WordPress ‘header_image()’ PHP function
The `header_image()` function in WordPress displays the URL of the current theme's header image
esc_url()
Using WordPress ‘has_custom_logo()’ PHP function
The `has_custom_logo()` function in WordPress checks if the site has a custom logo set and returns true if so, false otherwise
Using WordPress ‘get_the_title()’ PHP function
The `get_the_title()` function in WordPress retrieves the post title using the `$post` parameter, which can be an integer or a `WP_Post` object
Using WordPress ‘get_the_category()’ PHP function
The `get_the_category()` function in WordPress is used to retrieve the categories associated with a post
Using WordPress ‘remove_query_arg()’ PHP function
The `remove_query_arg()` function in WordPress allows you to remove one or more query string parameters from a URL
Using WordPress ‘pingback_ping_source_uri()’ PHP function
Default filter attached to pingback_ping_source_uri to validate the pingback’s Source URI.
Using WordPress ‘paginate_links()’ PHP function
The `paginate_links()` function in WordPress allows you to generate paginated links for archive post pages, using various parameters such as base, format, total, current, and more
Using WordPress ‘preview_theme()’ PHP function
The `preview_theme()` function in WordPress allows developers to start the preview theme output buffer for a specific theme
Using Gravity Forms ‘gform_entries_field_value’ PHP filter
The article provides information about using the `gform_entries_field_value` filter in Gravity Forms to modify field values before they are displayed on the entry list page