Kilotest: Diagnoses of attribute value invalid violation by HTML element 356 on Metropolitan Transportation Authority page

Basics

About the Metropolitan Transportation Authority page

• URL: https://www.mta.info/
• Tested 30 days ago by job oyu on 2026-06-20 at 13:49

About HTML element 356

• Tag name: INPUT
• Text: [not applicable]
• Start tag: <input type="search" id="edit-origin" name="edit-origin-search" placeholder="Address, station, landmark" autocomplete="off" required="required" role="combobox" aria-haspopup="listbox" aria-autocomplete="list" aria-expanded="false" aria-activedescendant="" aria-owns="edit-origin-listbox" class="form-control" style="">
• XPath: [not obtained]
• Bounding box: x = 500, y = 521, width = 255, height = 41

About the attribute value 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 value invalid issue for HTML element 356 of the Metropolitan Transportation Authority page.

1. Bad value search for attribute type on element input.

   Tool: Html Checker API (World Wide Web Consortium)

2. Bad value for attribute aria-activedescendant on element input: An ID must not be the empty string.

   Tool: Html Checker API (World Wide Web Consortium)