The DOMDocument is a class built in to PHP that helps developers navigate an HTML document tree and provides methods to help interact with the document.

Per this new agreement, the W3C is officially giving up publishing future HTML and DOM standards in favor of the WHATWG, effectively giving full control back to browser vendors.

Knowing the Difference Between HTML & DOM Is the Key to Troubleshooting JS SEO When content changes between initial HTML and DOM, it’s client-side JavaScript changing page.

New DOM API in PHP 8.4.1 brings standards-compliant support for parsing HTML5 documents and adds functions to make working with documents more convenient.