WordPress Version: 6.1
/**
* Updates theme modification value for the active theme.
*
* @since 2.1.0
* @since 5.6.0 A return value was added.
*
* @param string $name Theme modification name.
* @param mixed $value Theme modification value.
* @return bool True if the value was updated, false otherwise.
*/
function set_theme_mod($name, $value)
{
$mods = get_theme_mods();
$old_value = isset($mods[$name]) ? $mods[$name] : false;
/**
* Filters the theme modification, or 'theme_mod', value on save.
*
* The dynamic portion of the hook name, `$name`, refers to the key name
* of the modification array. For example, 'header_textcolor', 'header_image',
* and so on depending on the theme options.
*
* @since 3.9.0
*
* @param mixed $value The new value of the theme modification.
* @param mixed $old_value The current value of the theme modification.
*/
$mods[$name] = apply_filters("pre_set_theme_mod_{$name}", $value, $old_value);
$theme = get_option('stylesheet');
return update_option("theme_mods_{$theme}", $mods);
}