JSFiddle - React, Tailwind, and code Playground

by Kolichikov

HTML

<input type="range" id="testRange" step="0.0000001" style="width:10em" />

JavaScript

var results = [];

function updatee() {
            var el = $("#testRange");
            results.push(el[0].value);
						if(results.length >= 2)
            {
               var delta = Math.abs(results[results.length-1] - results[results.length-2]);
            }
            console.log("delta: " + delta)
            
        }
$("#testRange").on("change input", updatee);