🏠 New in High Baseline Support: dirname

February 1, 2026

caniuse · mdn · spec

The dirname attribute of <textarea> and <input> HTML elements includes the field’s writing direction as form data on submission.

Source features

• api.HTMLInputElement.dirName [mdn]
• api.HTMLTextAreaElement.dirName [mdn]
• html.elements.input.dirname [mdn]
• html.elements.textarea.dirname [mdn]