src/LINEBot.php
public function multicast(array $tos, MessageBuilder $messageBuilder)
    {
        return $this->httpClient->post($this->endpointBase . '/v2/bot/message/multicast', [
            'to' => $tos,
            'messages' => $messageBuilder->buildMessage(),
        ]);
    }
public function multicast(array $tos, MessageBuilder $messageBuilder)
    {
        return $this->httpClient->post($this->endpointBase . '/v2/bot/message/multicast', [
            'to' => $tos,
            'messages' => $messageBuilder->buildMessage(),
        ]);
    }
public function multicast ( array $ tos , MessageBuilder $ messageBuilder ) { return $ this -> httpClient -> post ( $ this -> endpointBase . '/v2/bot/message/multicast' , [ 'to' => $ tos , 'messages' => $ messageBuilder -> buildMessage ( ) , ] ) ; }
Sends arbitrary message to multi destinations.

@param array $tos Identifiers of destination.
@param MessageBuilder $messageBuilder Message builder to send.
@return Response
Sends arbitrary message to multi destinations .