Hi All I have a payload 0 to 5 in non-linear fractions. i have a "look up" array[16] How do i do the following? Find the value in the array that closest match the payload. Return the index position of this value.

Hi All Thank you for your time to assist. My function looks like this: var myNumber = (5/15)*msg.payload var numbers = [0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150] var MyValue = Math.abs(numbers[0] - myNumber) var idx = 0 for(var c = 1; c < numbers.length; c++) { va…

Loop through your array and do some calculations and if statements let result = array[0] // start with first value of array let resultIndex = 0; array.forEach((el, index) = > { if difference of Math.abs(el - msg.payload) is less than the result difference .... result = el resultIndex = index…

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Lookup closest matching value of array and return array index number

General

dceejay 15 September 2020 21:19 2

Sounds like a google JavaScript problem.

Max size of array in function

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Lookup closest matching value of array and return array index number

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