in extension/WebJobs.Extensions.RabbitMQ.Samples/RabbitMQSamples.cs [24:31]
public static void TimerTrigger_ConnectionString_StringOutput(
[TimerTrigger("00:01")] TimerInfo timer,
[RabbitMQ(QueueName = "queue")] out string outputMessage,
ILogger logger)
{
outputMessage = "new";
logger.LogInformation($"RabbitMQ output binding message: {outputMessage}");
}