anilanar/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8"/>
	<title>Stateful functions #jsbench #jsperf</title>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/benchmark/1.0.0/benchmark.min.js"></script>
	<script src="./suite.js"></script>
</head>
<body>
	<h1>Open the console to view the results</h1>
	<h2><code>cmd + alt + j</code> or <code>ctrl + alt + j</code></h2>
</body>
</html>

## suite.js
"use strict";

(function (factory) {
	if (typeof Benchmark !== "undefined") {
		factory(Benchmark);
	} else {
		factory(require("benchmark"));
	}
})(function (Benchmark) {
	var suite = new Benchmark.Suite;

	Benchmark.prototype.setup = function () {
		function StatefulClass() {
		    this.state = {
		        count: 0
		    };
		}

		StatefulClass.prototype.increment = function() {
		    this.state.count++;
		};

		StatefulClass.prototype.getCount = function() {
		    return this.state.count;
		};

		function StatefulFn() {
		    var state = {count: 0};
		    return {
		        increment: function() { state.count++; },
		        getCount: function() { return state.count; }
		    };
		}

		function Bound() {
		    var state = {count: 0};
		    return {
		        increment: increment.bind(undefined, state),
		        getCount: getCount.bind(undefined, state)
		    };
		}

		function Wrapped() {
		    var state = {count: 0};
		    return {
		        increment: function(){ increment(state); },
		        getCount: function(){ return getCount(state); }
		    };
		}

		function increment(state) {
		    state.count++;
		}

		function getCount(state) {
		    return state.count;
		}
	};


	suite.add("Class", function () {
		// Class

		var stateful = new StatefulClass();
		for (var i= 0; i < 10; i++) {
		    stateful.increment();
		}
		var result = stateful.getCount();
	});

	suite.add("Fn", function () {
		// Fn

		var stateful = StatefulFn();
		for (var i = 0; i < 10; i++) {
		    stateful.increment();
		}
		var result = stateful.getCount();
	});

	suite.add("Bound", function () {
		// Bound

		var stateful = Bound();
		for (var i = 0; i < 10; i++) {
		    stateful.increment();
		}
		var result = stateful.getCount();
	});

	suite.add("Wrapped", function () {
		// Wrapped

		var stateful = Wrapped();
		for (var i = 0; i < 10; i++) {
		    stateful.increment();
		}
		var result = stateful.getCount();
	});

	suite.on("cycle", function (evt) {
		console.log(" - " + evt.target);
	});

	suite.on("complete", function (evt) {
		console.log(new Array(30).join("-"));

		var results = evt.currentTarget.sort(function (a, b) {
			return b.hz - a.hz;
		});

		results.forEach(function (item) {
			console.log((idx + 1) + ". " + item);
		});
	});

	console.log("Stateful functions #jsbench #jsperf");
	console.log(new Array(30).join("-"));
	suite.run();
});
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8"/>
	<title>Stateful functions #jsbench #jsperf</title>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/benchmark/1.0.0/benchmark.min.js"></script>
	<script src="./suite.js"></script>
	</head>
	<body>
	<h1>Open the console to view the results</h1>
	<h2><code>cmd + alt + j</code> or <code>ctrl + alt + j</code></h2>
	</body>
	</html>
	"use strict";

	(function (factory) {
	if (typeof Benchmark !== "undefined") {
	factory(Benchmark);
	} else {
	factory(require("benchmark"));
	}
	})(function (Benchmark) {
	var suite = new Benchmark.Suite;

	Benchmark.prototype.setup = function () {
	function StatefulClass() {
	this.state = {
	count: 0
	};
	}

	StatefulClass.prototype.increment = function() {
	this.state.count++;
	};

	StatefulClass.prototype.getCount = function() {
	return this.state.count;
	};

	function StatefulFn() {
	var state = {count: 0};
	return {
	increment: function() { state.count++; },
	getCount: function() { return state.count; }
	};
	}

	function Bound() {
	var state = {count: 0};
	return {
	increment: increment.bind(undefined, state),
	getCount: getCount.bind(undefined, state)
	};
	}

	function Wrapped() {
	var state = {count: 0};
	return {
	increment: function(){ increment(state); },
	getCount: function(){ return getCount(state); }
	};
	}

	function increment(state) {
	state.count++;
	}

	function getCount(state) {
	return state.count;
	}
	};


	suite.add("Class", function () {
	// Class

	var stateful = new StatefulClass();
	for (var i= 0; i < 10; i++) {
	stateful.increment();
	}
	var result = stateful.getCount();
	});

	suite.add("Fn", function () {
	// Fn

	var stateful = StatefulFn();
	for (var i = 0; i < 10; i++) {
	stateful.increment();
	}
	var result = stateful.getCount();
	});

	suite.add("Bound", function () {
	// Bound

	var stateful = Bound();
	for (var i = 0; i < 10; i++) {
	stateful.increment();
	}
	var result = stateful.getCount();
	});

	suite.add("Wrapped", function () {
	// Wrapped

	var stateful = Wrapped();
	for (var i = 0; i < 10; i++) {
	stateful.increment();
	}
	var result = stateful.getCount();
	});

	suite.on("cycle", function (evt) {
	console.log(" - " + evt.target);
	});

	suite.on("complete", function (evt) {
	console.log(new Array(30).join("-"));

	var results = evt.currentTarget.sort(function (a, b) {
	return b.hz - a.hz;
	});

	results.forEach(function (item) {
	console.log((idx + 1) + ". " + item);
	});
	});

	console.log("Stateful functions #jsbench #jsperf");
	console.log(new Array(30).join("-"));
	suite.run();
	});