Uploaded April 2023 | Updated September 2026, 3 hours ago

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In this video I explain what the function node does and provide some examples of how to use it.

Some of my examples involve using data from Home Assistant, but you can manipulate any data available to you.

A detailed walkthrough of converting a temperature from Celsius to Fahrenheit and sending this as a notification to your phone.

00:00 Intro
00:37 How to use the function node - Weather example
07:53 Using data from multiple entities
09:38 Formula 1 notifications
10:21 Victron Multiplus ESS example
10:46 Outro

#nodered