Node-RED: Lecture 6 – Example 6.5 Defining and using an iterator sub-flow

Example 6.5 Defining and using an iterator sub-flow

As mentioned in lecture 5, sub-flows can be used to package up functions into nodes in your node palette. In this example, you’ll create a sub-flow that processes an array of values in a message payload and outputs a new processed array[3].  … Read the rest