schmunk42\giiant\generators\crud\ParamTrait::generateActionParams PHP Метод

    public function generateActionParams()
    {
        /* @var $class ActiveRecord */
        $class = $this->modelClass;
        $pks = $class::primaryKey();
        if (count($pks) === 1) {
            return '$' . $pks[0];
            // fix for non-id columns
        } else {
            return '$' . implode(', $', $pks);
        }
    }