_answer = (string)$_answer; return $this; } public function getAnswer() { return $this->_answer; } public function setHtml($_html) { $this->_html = (bool)$_html; return $this; } public function isHtml() { return $this->_html; } public function setPoints($_points) { $this->_points = (int)$_points; return $this; } public function getPoints() { return $this->_points; } public function setCorrect($_correct) { $this->_correct = (bool)$_correct; return $this; } public function isCorrect() { return $this->_correct; } public function setSortString($_sortString) { $this->_sortString = (string)$_sortString; return $this; } public function getSortString() { return $this->_sortString; } public function setSortStringHtml($_sortStringHtml) { $this->_sortStringHtml = (bool)$_sortStringHtml; return $this; } public function isSortStringHtml() { return $this->_sortStringHtml; } }