js map value in range
(val, in_min, in_max, out_min, out_max) => (val - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
javascript jquery map a range of numbers
function scale (number, inMin, inMax, outMin, outMax) { return (numbesr - inMin) * (outMax - outMin) / (inMax - inMin) + outMin; }
Source: stackoverflow.com
map values in range js
function mapValues(value, oldRange, newRange) { var newValue = (value - oldRange[0]) * (newRange[1] - newRange[0]) / (oldRange[1] - oldRange[0]) + newRange[0]; return Math.min(Math.max(newValue, newRange[0]) , newRange[1]); }