JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://www.snorkl.tv/dev/libs/greensock/TweenMax.min.js"></script>
<script src="http://www.snorkl.tv/dev/libs/greensock/plugins/ColorPropsPlugin.min.js"></script>
<div id="output"></div>

JavaScript

var output = $('#output');
var myObject = {value1:100, value2:0};
var dur = TweenLite.to(myObject, 4, {value1:400, value2:50, onUpdate:applyValue, onUpdateParams:["{self}", 'value2']});

//only value2 will be used
function applyValue(tween, prop) {
    if (dur.progress() >= 0.2){
    	output.html(tween.target[prop]);
    }
}