public function toJSON($pretty = false)
	{
		if ($pretty) {
			return json_encode($this->scope->results, JSON_PRETTY_PRINT);
		}
		return json_encode($this->scope->results);
	}
public function toJSON($pretty = false)
	{
		if ($pretty) {
			return json_encode($this->scope->results, JSON_PRETTY_PRINT);
		}
		return json_encode($this->scope->results);
	}
Returns results as JSON string.

@param bool $pretty
@return string