I am wanting to fix a message I am getting. This is the message: {"_msgid":"3c5b556c.b18d0a","topic":"","payload":" Used\n 688\n","rc":{"code":0}} What I want to get is the amount of usage on a USB stick and map it to a gauge. I found the command: df --output=used /dev/sda1 (If that can be mad…

hotNipi 15 September 2019 08:29 4

You don't even need to create the x variable
msg.payload = parseInt(msg.payload)
will do the trick nicely

Topic		Replies	Views
Extract data from msg.payload.response General	5	663	19 February 2022
Saving a msg.payload value as an integer - Help needed General	5	170	13 January 2023
Plz Help with Parsing String General function-node	4	366	13 December 2022
Jsonata help once again please guys General	11	321	27 October 2022
Msg.payload help General	20	1012	11 October 2019

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.

Help with shell command to get a result in a node

Related Topics