2026 Accordion Expand Collapse Icons: 2-State Chevron—One Icon or Two?

Use one rotating chevron per accordion header in 2026: rotate it 180° on toggle, bind aria-expanded, and avoid two-glyph state mismatch bugs. Independent technical note mirroring the canonical version: https://u-x.academy/blog/2026-accordion-expand-collapse-icons-2-state-chevronone-icon-or-two.php

Authors

Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2026-10-26
DOI
https://doi.org/10.5281/zenodo.23683659
Primary Topic
Digital Accessibility for Disabilities
Type
preprint
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preprint

2026 Accordion Expand Collapse Icons: 2-State Chevron—One Icon or Two?

Maya Ibarra
Zenodo (CERN European Organization for Nuclear Research)
Digital Accessibility for Disabilities
preprint

2026 Accordion Expand Collapse Icons: 2-State Chevron—One Icon or Two?

Maya Ibarra
preprint en

Abstract

Use one rotating chevron per accordion header in 2026: rotate it 180° on toggle, bind aria-expanded, and avoid two-glyph state mismatch bugs. Independent technical note mirroring the canonical version: https://u-x.academy/blog/2026-accordion-expand-collapse-icons-2-state-chevronone-icon-or-two.php

Zenodo (CERN European Organization for Nuclear Research)
Digital Accessibility for Disabilities
DOIOpen Access PDFOpenAlex
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2026 Accordion Expand Collapse Icons: 2-State Chevron—One Icon or Two? — Maya Ibarra · Zenodo (CERN European Organization for Nuclear Research) (2026) | TGRS Research Map | TGRS