Filter Hook: We add this to force the quiz_id to zero for the selectors as we don’t want the the ‘view’ URL to reflect the nested quiz.
Method: This function is empty on purpose and overrides the parent function with the same name. The purpose is to prevent the default output.
Method: Get the number of current items in the builder.
Method: Call via the WordPress admin_footer action hook.
@package: LearnDash / Builder
Source Files: includes/admin/classes-builders/class-learndash-admin-quiz-builder-metabox.php