Hello everyone, Im using Function node a lot. But I am seeing irratic behaviour of node red. Atleast thats how I percieve it. Might be due to a lack of understading :slight_smile: var nr_corr = global.get('NightReduction_current_value',"file"); msg.payload = nr_corr; return msg; Debug node after…

The number 0 is considered false, so if you you fetch 0 the or would kick in, as it is considered false.. Therefore it defaults to 10. You will need to use if else conditional to set a default. If undefined

E1cid 1 October 2022 15:39 9

|| 0 is fine but not any other number, unless there will never be a 0.

Topic		Replies	Views
Stuck with how to resolve this problem (Global context testing) General	40	318	23 October 2024
Error or bug with global get when undefined General	14	5840	8 February 2019
Context variable is reset on zero General	11	1855	16 June 2020
When global variable is 0 global.get returns "or" value General	11	782	31 October 2019
Question on global context & function behaviour General	3	290	9 October 2020

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.

Global.get('')||0 inconsistent resutls (Function node)

Related topics