Hello, is it possible to replace a function node containing the following code, with a change node? var metric = global.get('metric'); metric++; global.set('metric', metric);

E1cid 28 April 2021 20:53 2

Yes that's possible'
Set Global metric
JSONata expression
$globalContext("metric") + 1

1 Like

Add an var with memory var

Topic		Replies	Views
Sorry to ask again, I can't find my original post General	5	288	26 January 2021
Can I increment a (possibly null) context variable in a change node? General jsonata	9	300	7 April 2024
Using global in a node (that's not a function node) General	5	334	4 August 2021
Switch node and JSONata (Solved) General	6	4975	17 August 2018
Global JSON variable General	8	3871	28 February 2021

Copyright OpenJS Foundation and Node-RED contributors. All rights reserved. The OpenJS Foundation has registered trademarks and uses trademarks. For a list of trademarks of the OpenJS Foundation, please see our Trademark Policy and Trademark List. Trademarks and logos not indicated on the list of OpenJS Foundation trademarks are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

Increment a global variable with a change node

Related topics