Run results for: Encode html without creating html elements

There are two way of encoding html elements. One is the create an html element and let the browser handle it. The second looks at every character passed in and then runs a regex match on it and replaces the chars with &#CHAR_CODE;.

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Browser: Chrome 129

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

EncodeUsingRegex

1.8M/s

EncodeByCreatingElement

665K/s

View exact numbers

Test name	Executions per second
✓ EncodeUsingRegex	1,844,052 Ops/sec
EncodeByCreatingElement	665,452 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.6.5/angular.min.js'></script>

Script Preparation code:


function EncodeByCreatingElement(value) {
  var element = angular.element('<div></div>');
  element.text(value); // not chainable, see #1044
  return element.html();
}

var regex = /[\u00A0-\u9999<>\&]/g;
function EncodeUsingRegex(value) {
  return value.replace(regex, ['&#', "$&".charCodeAt(0),';'].join(''));
}

function getRandomUnicodeChar() {
  return String.fromCharCode(0x30A0 + Math.random() * (0x30FF-0x30A0+1));
}

Tests:

EncodeByCreatingElement
EncodeByCreatingElement(getRandomUnicodeChar())
EncodeUsingRegex
EncodeUsingRegex(getRandomUnicodeChar())