/** * getAnswerUsage */ public function getAnswerUsage($question_answer_id, $relation_subject = false) { if (!is_numeric($question_answer_id)) { return false; } require_once 'models/education/education_survey_entry.php'; $SurveyEntry = new education_survey_entry(); $usage_count = $SurveyEntry->getAnswerUsageCount($question_answer_id, $relation_subject); return $usage_count; }