Run results for: Sanitize-html vs DOMpurify

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36

Browser: Chrome 90

Operating system: Mac OS X 10.15.6

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
sanitize	47202.2 Ops/sec
purify	6177.9 Ops/sec

HTML Preparation code:

<script src="https://unpkg.com/sanitize-html@1.23.0/dist/sanitize-html.js"></script>
<script src="https://unpkg.com/dompurify@2.0.11/dist/purify.js"></script>

Script Preparation code:

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)>"

Tests:

sanitize
const result = sanitizeHtml("Welcome to safeland <a href='javascript:alert(1)'>This is fun</a> <img src=x onerror=console.log(1)>")
purify
const result = DOMPurify.sanitize("Welcome to safeland <a href='javascript:alert(1)'>This is fun</a> <img src=x onerror=console.log(1)>")