Server Sent Event script not working

[bko]

Hi @Bob_CT

I don't think the onmessage listener works for events that do not originate on your computer--it is for mouse/keyboard events. I always use the addEventListener for the event name or prefix. As a bonus you can add listeners for the opened and error events too.

There are bunch of tutorials but this one is the easiest:

Tutorial: Getting Started with Spark.publish()

Here’s a tutorial to get you started using Spark.publish(). Let’s imagine you want to monitor your core’s uptime, that is, how many hours, minutes, and seconds since the last time the core was reset or powered-up and view it on a web page that you can leave open all the time. You can use the millis() function to measure time and for this example, you can ignore the fact that it can wrap-around back to zero after many days. So you need two things, code for your Spark core and code for a web page…