Run results for: Traverse function vs NodeIterator vs TreeWalker (elements)

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:131.0) Gecko/20100101 Firefox/131.0

Browser: Firefox 131

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Traverse function

4.0M/s

NodeIterator with filter param

1.7M/s

TreeWalker with filter param

1.6M/s

NodeIterator with filter function

103K/s

TreeWalker with filter function

96K/s

View exact numbers

Test name	Executions per second
✓ Traverse function	4,022,718 Ops/sec
NodeIterator with filter param	1,703,766 Ops/sec
TreeWalker with filter param	1,571,172 Ops/sec
NodeIterator with filter function	103,099 Ops/sec
TreeWalker with filter function	95,948 Ops/sec

Script Preparation code:

// language=HTML
const html = `
    <!-- article out start -->
    <article>
        <!-- article in start -->
        <h1>Lorem ipsum</h1>
        <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Cumque, nostrum.</p>
        <!-- article in end -->
    </article>
    <!-- article out end -->

    <!-- article out start -->
    <article>
        <!-- article in start -->
        <h1>Lorem ipsum</h1>
        <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Cumque, nostrum.</p>
        <!-- article in end -->
    </article>
    <!-- article out end -->

    <!-- article out start -->
    <article>
        <!-- article in start -->
        <h1>Lorem ipsum</h1>
        <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Cumque, nostrum.</p>
        <!-- article in end -->
    </article>
    <!-- article out end -->
`;
const template = document.createElement('template');
template.innerHTML = html;

window.testTemplate = template;

Tests: