function llms_get_enrollable_status_check_post_types() {

	/**
	 * Customize the post types that can be used to check a user's enrollment status.
	 *
	 * This filter differs slightly from `llms_user_enrollment_allowed_post_types`. The difference is that
	 * a user can be enrolled into a course but we can check their course enrollment status using the ID of a child (section or lesson).
	 *
	 * When adding a new post type for custom enrollment functionality the post type should be registered with
	 * both of these filters.
	 *
	 * @since 3.37.9
	 *
	 * @see llms_user_enrollment_allowed_post_types
	 *
	 * @param string[] $post_types List of allowed post types names.
	 */
	return apply_filters( 'llms_user_enrollment_status_allowed_post_types', array( 'course', 'section', 'lesson', 'llms_membership' ) );

}