Run results for: sanitize-html vs nothing

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36

Browser: Chrome 117

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

DOMPurify

40K/s

Sanitize HTML

7K/s

View exact numbers

Test name	Executions per second
✓ DOMPurify	39,691 Ops/sec
Sanitize HTML	7,321 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/sanitize-html/1.27.5/sanitize-html.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/dompurify/2.2.7/purify.min.js"></script>

Tests:

DOMPurify
const testString = `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` const result = testString console.log(result)
Sanitize HTML
const testString = ` <b>Welcome to safeland</b><br> <a href='javascript:alert(1)'>This is fun</a><br> <img src=x onerror=console.log(1)> ` const result = sanitizeHtml(testString) console.log(result)