Theme Modification API (theme mods options settings) (tag)

background_image()

Outputs the URL of the background image set in the theme settings (in the customizer).

get_theme_mod()

Gets the value of the specified option (setting) of the current theme.

get_theme_mods()

Gets all theme settings (options). Usually, the Customizer settings are stored here.

remove_theme_mod()

Deletes the specified setting (option) of the current theme, set using set_theme_mod().

remove_theme_mods()

Removes all special settings (options) of the theme set using set_theme_mod().

set_theme_mod()

Creates or updates special settings (options) of the current theme.