restore_previous_locale()

restore_previous_locale(): string|false

function restore_previous_locale() {
	/* @var WP_Locale_Switcher $wp_locale_switcher */
	global $wp_locale_switcher;

	if ( ! $wp_locale_switcher ) {
		return false;
	}

	return $wp_locale_switcher->restore_previous_locale();
}