Hello, I try to publish on a screen my electricity production but with the sensor that i use, i have on the screen a too big number with 2 decimals, for example 1835,48 W. I would like to split the decimals to show on the screen only 1835 W. I don't know how to do.. Does anybody know how i have to …

I'm sure there are different ways of doing this but this is the way I do it. I add this line right before the return msg; msg.payload = Math.trunc(msg.payload);

Could also use this to round down... let value = Math.floor(msg.payload); Or this to round up... let value = Math.ceil(msg.payload); Or this to round to nearest integer... let value = Math.round(msg.payload); Or this to convert a string to an integer, also works on numbers... let value = pars…

Also see this previous post - [image] Problems using '.toFixed()' General If for example, you are displaying the value in a dashboard text node, you can always use angular filters to format the number. Adding {{msg.payload | number:1}} mph to the text node value format bo…

Node-RED

Node-RED Forum

How to split decimals on a value

General

Paul-Reed 14 July 2024 08:28 4

Also see this previous post -

Topic		Replies	Views
Remove the values after fraction General	5	738	4 September 2019
String to number with decimals (but without separator) General	22	1189	8 June 2022
Delete the decimals General	5	388	13 March 2023
Return a msg.payload with more digits and decimals General function-node	10	994	29 August 2022
Remove one digit and round payload value via function node General function-node	4	343	15 November 2023

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 split decimals on a value

Related topics