public function hashGet($key, $field) {
        $option = $this->getHashOption($key);
        return isset($option[$field]) ? $option[$field] : null;
    }
public function hashGet($key, $field) {
        $option = $this->getHashOption($key);
        return isset($option[$field]) ? $option[$field] : null;
    }
public function hashGet ( $ key , $ field ) { $ option = $ this -> getHashOption ( $ key ) ; return isset ( $ option [ $ field ] ) ? $ option [ $ field ] : null ; }
Returns a specific field of an option

@param string $key
@throws \common_exception_InconsistentData
@param string $field
@return mixed
Returns a specific field of an option