JSFiddle - React, Tailwind, and code Playground

JavaScript

$.getScript("https://raw.github.com/bestiejs/benchmark.js/master/benchmark.js", function(){
    var suite = new Benchmark.Suite;

    suite.add('case#1', function() {
        function f(){}
    })
    .add('case#2', function() {
        var f = function(){};
    })
    .on('cycle', function(event, bench) {
      console.log(String(bench));
    })
    .on('complete', function() {
      console.log('Fastest is ' + this.filter('fastest').pluck('name'));
    })
    .run({ 'async': true });
});