Hello all, i would need some help on a function to create a sequence check of multiple incomming booleans after each other: e.g.: I have 3 booleans that are incomming one after each other: first message : msg.payload.valueBool = true second message : msg.payload.valueBool = false third message…

If they are three separate messages you will need to join or store them in context storage e.g context let expectedSequence = [true, false, true]; let currentSequence = context.get("currentSequence") || []; currentSequence.push(msg.payload.valueBool); currentSequence = currentSequence.slice(-expec…

Existing solution on forum... [image] [image] IF time interval between events, THEN General Here is a simple flow for detecting any sequence you wish (adjust it in the function node) [chrome_DUEMJ7iNo8] Demo flow (use CTRL+I to import…

Node-RED

Node-RED Forum

Sequence Check of Booleans

General

Steve-Mcl 24 February 2023 14:07 3

Existing solution on forum...

Topic		Replies	Views
Check if at least two out of five booleans are true General	20	1886	17 August 2021
Modbus Serial sequence General	4	968	28 June 2019
Compare 2 payloads with function node General	2	1694	7 March 2021
Drop messages if not consecutive false General	5	169	18 July 2023
Function to compare two inputs General database , function-node	8	1684	4 November 2022

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.

Sequence Check of Booleans

Related topics