/** * Overwrite parent method to add new operators * * @return array */ public function getDefaultOperatorInputByType() { if ($this->_defaultOperatorInputByType === null) { $defaultOperatorInputByType = parent::getDefaultOperatorInputByType(); $types = array('string', 'numeric'); foreach ($types as $type) { if (isset($defaultOperatorInputByType[$type])) { $defaultOperatorInputByType[$type][] = '><'; $defaultOperatorInputByType[$type][] = '<>'; } } $this->_defaultOperatorInputByType = $defaultOperatorInputByType; } return $this->_defaultOperatorInputByType; }