eduardoacskimlinks/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8"/>
	<title>Benchmark extracting hostname from URL</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;


	suite.add("const urls = ['https://www.webdesignerforum.co.uk/',", function () {
		const urls = ['https://www.webdesignerforum.co.uk/',
		              'https://bing.com',
		              'http://www.google.com',
		              'https://codepen.io/'
		             ]
		// split url
		for (let i = 0; i < 1024; i++) {
		    const url = gettingTheHostNameFromURL("https://www.thebump.com/topics/getting-pregnant")
		}
		"https://www.thebump.com/topics/getting-pregnant"
		function gettingTheHostNameFromURL(websiteURL) {
		    console.log('gettingTheHostNameFromURL', websiteURL)
		    let getTheHostName;
		    if (websiteURL.indexOf("//") > -1) {
		       getTheHostName = websiteURL.split('/')[2];
		    } else {
		       getTheHostName = websiteURL.split('/')[0];
		    }
		    getTheHostName = getTheHostName.split(':')[0];
		    getTheHostName = getTheHostName.split('?')[0];
		    return getTheHostName;
		 }
	});

	suite.add("create dom item", function () {
		// create dom item
		let t = [];
		for (let i = 0; i < 1024; i++) {
		   const url = getDomainFromUrl("https://www.thebump.com/topics/getting-pregnant")
		}
		function getDomainFromUrl(url, considerNoProtocolAsRelative = true) {
		    // Gets the domain/hostname from a url by creating a tmp "a" object
		    const a = document.createElement("a")
		    // a.hostname will return the hostname of the current page if no protocol is present in the url.
		    a.href = considerNoProtocolAsRelative ? url : url

		    try {
		        // Some invalid urls like "http://javascript:void(0)" would make a.hostname crash on IE and Edge.
		        return a.hostname
		    } catch (error) {
		        return ""
		    }
		}
	});

	suite.add("Url matching", function () {
		// Url matching
		let t = [];
		for (let i = 0; i < 1024; i++) {
		   const url = domain_from_url("https://www.thebump.com/topics/getting-pregnant")
		}
		function domain_from_url(url) {
		    var result
		    var match
		    if (match = url.match(/^(?:https?:\/\/)?(?:[^@\n]+@)?(?:www\.)?([^:\/\n\?\=]+)/im)) {
		        result = match[1]
		        if (match = result.match(/^[^\.]+\.(.+\..+)$/)) {
		            result = match[1]
		        }
		    }
		    return result
		}
	});

	suite.add("URL matching hostname", function () {
		// URL matching hostname
		let t = [];
		for (let i = 0; i < 1024; i++) {
		   const url = getHostName("https://www.thebump.com/topics/getting-pregnant")
		}
		function getHostName(url) {
		    var match = url.match(/:\/\/(www[0-9]?\.)?(.[^/:]+)/i);
		    if (match != null && match.length > 2 && typeof match[2] === 'string' && match[2].length > 0) {
		    return match[2];
		    }
		    else {
		        return null;
		    }
		}
	});

	suite.add("URL matching hostname v2", function () {
		// URL matching hostname v2
		let t = [];
		for (let i = 0; i < 1024; i++) {
		   const url = getHostName2("https://www.thebump.com/topics/getting-pregnant")
		}
		function getHostName2(url) {
		    var match = url.match(/^(?:https?:\/\/)?(?:[^@\n]+@)?(?:www\.)?([^:\/\n\?\=]+)/im);
		    if (match != null && match.length > 1 && typeof match[1] === 'string' && match[1].length > 0) {
		    return match[1];
		    }
		    else {
		        return null;
		    }
		}
	});

	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("Benchmark extracting hostname from URL");
	console.log(new Array(30).join("-"));
	suite.run();
});
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8"/>
	<title>Benchmark extracting hostname from URL</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;



	suite.add("const urls = ['https://www.webdesignerforum.co.uk/',", function () {
	const urls = ['https://www.webdesignerforum.co.uk/',
	'https://bing.com',
	'http://www.google.com',
	'https://codepen.io/'
	]
	// split url
	for (let i = 0; i < 1024; i++) {
	const url = gettingTheHostNameFromURL("https://www.thebump.com/topics/getting-pregnant")
	}
	"https://www.thebump.com/topics/getting-pregnant"
	function gettingTheHostNameFromURL(websiteURL) {
	console.log('gettingTheHostNameFromURL', websiteURL)
	let getTheHostName;
	if (websiteURL.indexOf("//") > -1) {
	getTheHostName = websiteURL.split('/')[2];
	} else {
	getTheHostName = websiteURL.split('/')[0];
	}
	getTheHostName = getTheHostName.split(':')[0];
	getTheHostName = getTheHostName.split('?')[0];
	return getTheHostName;
	}
	});

	suite.add("create dom item", function () {
	// create dom item
	let t = [];
	for (let i = 0; i < 1024; i++) {
	const url = getDomainFromUrl("https://www.thebump.com/topics/getting-pregnant")
	}
	function getDomainFromUrl(url, considerNoProtocolAsRelative = true) {
	// Gets the domain/hostname from a url by creating a tmp "a" object
	const a = document.createElement("a")
	// a.hostname will return the hostname of the current page if no protocol is present in the url.
	a.href = considerNoProtocolAsRelative ? url : url

	try {
	// Some invalid urls like "http://javascript:void(0)" would make a.hostname crash on IE and Edge.
	return a.hostname
	} catch (error) {
	return ""
	}
	}
	});

	suite.add("Url matching", function () {
	// Url matching
	let t = [];
	for (let i = 0; i < 1024; i++) {
	const url = domain_from_url("https://www.thebump.com/topics/getting-pregnant")
	}
	function domain_from_url(url) {
	var result
	var match
	if (match = url.match(/^(?:https?:\/\/)?(?:[^@\n]+@)?(?:www\.)?([^:\/\n\?\=]+)/im)) {
	result = match[1]
	if (match = result.match(/^[^\.]+\.(.+\..+)$/)) {
	result = match[1]
	}
	}
	return result
	}
	});

	suite.add("URL matching hostname", function () {
	// URL matching hostname
	let t = [];
	for (let i = 0; i < 1024; i++) {
	const url = getHostName("https://www.thebump.com/topics/getting-pregnant")
	}
	function getHostName(url) {
	var match = url.match(/:\/\/(www[0-9]?\.)?(.[^/:]+)/i);
	if (match != null && match.length > 2 && typeof match[2] === 'string' && match[2].length > 0) {
	return match[2];
	}
	else {
	return null;
	}
	}
	});

	suite.add("URL matching hostname v2", function () {
	// URL matching hostname v2
	let t = [];
	for (let i = 0; i < 1024; i++) {
	const url = getHostName2("https://www.thebump.com/topics/getting-pregnant")
	}
	function getHostName2(url) {
	var match = url.match(/^(?:https?:\/\/)?(?:[^@\n]+@)?(?:www\.)?([^:\/\n\?\=]+)/im);
	if (match != null && match.length > 1 && typeof match[1] === 'string' && match[1].length > 0) {
	return match[1];
	}
	else {
	return null;
	}
	}
	});

	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("Benchmark extracting hostname from URL");
	console.log(new Array(30).join("-"));
	suite.run();
	});