Kilotest: Diagnoses of ID not unique violation by HTML element 981 on Institute for Progress page

Basics

About the Institute for Progress page

About HTML element 981

About the ID not unique issue

Diagnoses

Here is how tools diagnose the ID not unique issue for HTML element 981 of the Institute for Progress page.

  1. Duplicate id attribute value "Guide" found on the web page.

    Tool: HTML CodeSniffer (Squiz Labs)

    Rule: E-WCAG2AAA.Principle4.Guideline4_1.4_1_1.F77

  2. Duplicate ID Guide.

    Tool: Html Checker API (World Wide Web Consortium)