JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://cdn.crafty-modules.com/crafty-DEBUG.js"></script>

JavaScript

console.clear();
Crafty.init(64, 64);
Crafty.background('rgb(0,0,0)');

var iterations = 1000
var mean = 0
for (i = 0; i < iterations ; i++) 
{
    var start = (new Date).getTime();

    /* Test your code here */
    var testEnt = Crafty.e("2D, DOM, Color, Mouse");
    testEnt.color('rgb(255,0,0)');
    testEnt.attr({  w:210, h:70, x:10+i, y:10+i  });
    testEnt.destroy();
        
    var diff = (new Date).getTime() - start;
    mean += diff
}
console.log("Mean is: "+(mean/iterations)+" ms")