Settings (customizer) (category)
| background_image() | Outputs the URL of the background image set in the theme settings (in the customizer). |
| get_background_image() | Gets the URL of the background image set in the theme settings (in the customizer). |
| has_custom_header() | Checks if an image is set for the theme header, or if a video is set and available for display on the current request page. |
| is_customize_preview() | Checks whether the site is being previewed in the WordPress Customizer (the visual theme settings page). Conditional tag. |