KillyMXI/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8"/>
	<title>longest string</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 randomString(len) {
		    const charSet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
		    let randomString = '';
		    for (let i = 0; i < len; i++) {
		        const randomPoz = Math.floor(Math.random() * charSet.length);
		        randomString += charSet.substring(randomPoz,randomPoz+1);
		    }
		    return randomString;
		}
		function randomLengthString(min, max) {
		  min = Math.ceil(min);
		  max = Math.floor(max);
		  const len =  Math.floor(Math.random() * (max - min) + min);
		  return randomString(len);
		}

		var array = [...new Array(100)].map(() => randomLengthString(1, 100));
	};


	suite.add("var maxLen = 0;", function () {
		var maxLen = 0;
		for (const line of array) {
		  maxLen = Math.max(line.length, maxLen);
		}
	});

	suite.add("var maxLen = 0;", function () {
		var maxLen = 0;
		for (var i = 0; i < array.length; i++) {
		  maxLen = Math.max(array[i].length, maxLen);
		}
	});

	suite.add("var maxLen = 0;", function () {
		var maxLen = 0;
		for (let i = 0; i < array.length; i++) {
		  const len = array[i].length;
		  maxLen = len > maxLen ? len : maxLen;
		}
	});

	suite.add("var maxLen = 0;", function () {
		var maxLen = 0;
		const arrLen = array.length;
		for (let i = 0; i < arrLen; i++) {
		  const len = array[i].length;
		  maxLen = len > maxLen ? len : maxLen;
		}
	});

	suite.add("var maxLen = array.reduce((acc, { length }) => acc > length ? acc : length)", function () {
		var maxLen = array.reduce((acc, { length }) => acc > length ? acc : length)
	});

	suite.add("var maxLen = array.reduce((acc, { length }) => Math.max(acc, length))", function () {
		var maxLen = array.reduce((acc, { length }) => Math.max(acc, length))
	});

	suite.add("var maxLen = array.map(s => s.length).reduce((a,b) => Math.max(a, b))", function () {
		var maxLen = array.map(s => s.length).reduce((a,b) => Math.max(a, b))
	});

	suite.add("var maxLen = 0;", function () {
		var maxLen = 0;
		array.forEach(s => { maxLen = Math.max(s.length, maxLen); })
	});

	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("longest string");
	console.log(new Array(30).join("-"));
	suite.run();
});
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8"/>
	<title>longest string</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 randomString(len) {
	const charSet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
	let randomString = '';
	for (let i = 0; i < len; i++) {
	const randomPoz = Math.floor(Math.random() * charSet.length);
	randomString += charSet.substring(randomPoz,randomPoz+1);
	}
	return randomString;
	}
	function randomLengthString(min, max) {
	min = Math.ceil(min);
	max = Math.floor(max);
	const len = Math.floor(Math.random() * (max - min) + min);
	return randomString(len);
	}

	var array = [...new Array(100)].map(() => randomLengthString(1, 100));
	};


	suite.add("var maxLen = 0;", function () {
	var maxLen = 0;
	for (const line of array) {
	maxLen = Math.max(line.length, maxLen);
	}
	});

	suite.add("var maxLen = 0;", function () {
	var maxLen = 0;
	for (var i = 0; i < array.length; i++) {
	maxLen = Math.max(array[i].length, maxLen);
	}
	});

	suite.add("var maxLen = 0;", function () {
	var maxLen = 0;
	for (let i = 0; i < array.length; i++) {
	const len = array[i].length;
	maxLen = len > maxLen ? len : maxLen;
	}
	});

	suite.add("var maxLen = 0;", function () {
	var maxLen = 0;
	const arrLen = array.length;
	for (let i = 0; i < arrLen; i++) {
	const len = array[i].length;
	maxLen = len > maxLen ? len : maxLen;
	}
	});

	suite.add("var maxLen = array.reduce((acc, { length }) => acc > length ? acc : length)", function () {
	var maxLen = array.reduce((acc, { length }) => acc > length ? acc : length)
	});

	suite.add("var maxLen = array.reduce((acc, { length }) => Math.max(acc, length))", function () {
	var maxLen = array.reduce((acc, { length }) => Math.max(acc, length))
	});

	suite.add("var maxLen = array.map(s => s.length).reduce((a,b) => Math.max(a, b))", function () {
	var maxLen = array.map(s => s.length).reduce((a,b) => Math.max(a, b))
	});

	suite.add("var maxLen = 0;", function () {
	var maxLen = 0;
	array.forEach(s => { maxLen = Math.max(s.length, maxLen); })
	});

	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("longest string");
	console.log(new Array(30).join("-"));
	suite.run();
	});