Kilotest: Diagnoses of attribute obsolete violation by HTML element 0 on Tradeoffs page

Basics

About the Tradeoffs page

URL: https://tradeoffs.org/
Tested 30 days ago by job 5g2 on 2026-06-20 at 13:59

About HTML element 0

Tag name: HTML
Text: [not applicable]
Start tag: <html lang="en-US" style="--jp-search-page-ink: rgb(17, 17, 17); --jp-search-page-surface: rgb(255, 255, 255);">
XPath: /html
Bounding box: x = 0, y = 0, width = 1920, height = 7626

About the attribute obsolete issue

Why it matters: Document includes obsolete code that the browser may fail to process
Priority: high
Related WCAG standard: 4.1

Diagnoses

Here is how rule engines diagnose the attribute obsolete issue for HTML element 0 of the Tradeoffs page.

The charset attribute on the script element is obsolete.
Tool: Html Checker API (World Wide Web Consortium)