Kilotest: Diagnoses of attribute invalid violation by HTML element 338 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 338

• Tag name: DIV
• Text: Search for: … Search
• Start tag: <div id="header-search" [aria-expanded]="searchVisible ? 'true' : 'false'" aria-expanded="false">
• XPath: /html/body/div[1]/header[1]/div[1]/div[1]/div[3]/div[2]/div[1]
• Bounding box: x = 0, y = 0, width = 0, height = 0

Take me there

About the attribute invalid issue

• Why it matters: Item behaves improperly
• Priority: highest
• Related WCAG standard: 1.3.1

Diagnoses

Here is how rule engines diagnose the attribute invalid issue for HTML element 338 of the Tradeoffs page.

1. Attribute [aria-expanded] not allowed on element div at this point.

   Tool: Html Checker API (World Wide Web Consortium)