Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Safari/605.1.15
Safari 16
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
DOMPurify 11270.6 Ops/sec
Sanitize HTML 92896.7 Ops/sec
HTML Preparation code:
AخA
 
1
<script src="https://cdnjs.cloudflare.com/ajax/libs/sanitize-html/1.27.5/sanitize-html.min.js"></script>
2
<script src="https://cdnjs.cloudflare.com/ajax/libs/dompurify/2.2.7/purify.min.js"></script>
Tests:
  • DOMPurify

     
    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 = DOMPurify.sanitize(testString)
  • 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)