I am using nodes "inject" as test data that would arrive every second, later using node "function" I am saving the data in different variables identifying them with the "msg.topic" to be able to identify the data, separate them and save them in their respective variables. However I need to save the…

You had a typo for fac_o in your case statement set as fac_0. Also you need to not overwrite the flow with a null value every time a msg is received. You can use return msg; as a break; var fav, fac, fav_o, fac_o; switch (msg.topic) { case 'FAV': fav = msg.payload; flow.set("FAV", fav); retur…

meeki007 2 April 2021 02:13 2

Would love to help you out - can you format your code following these guidelines ?

Topic		Replies	Views
Using variables General	4	355	11 June 2020
Help with context variables and their treatment General	5	156	27 May 2023
Store data in flow variable to be used in another node (in Python3 function) General	8	5462	17 April 2019
writing and reading values General	16	249	15 May 2023
Retreiving object data with variable General	4	224	11 April 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.

How to save data in variables to process them

Related topics