data

The HTML <data> element links a given content with a machine-readable translation. If the content is time- or date-related, the <time> element must be used. object - The address of the resource as a valid URL. At least one of data and type must be defined. a, abbr, address, area, article, aside, audio, b, base, bdi, bdo, big, blockquote, body, br, button, canvas, caption, cite, code, col, colgroup, data, datalist, dd, del, details, dfn, dialog, div, dl, dt, em, embed, fieldset, figcaption, figure, footer, form, h1, h2, h3, h4, h5, h6, head, header, hr, html, i, iframe, img, input, ins, kbd, keygen, label, legend, li, link, main, map, mark, menu, menuitem, meta, meter, nav, noscript, object, ol, optgroup, option, output, p, param, picture, pre, progress, q, rp, rt, ruby, s, samp, script, section, select, small, source, span, strong, style, sub, summary, sup, table, tbody, td, textarea, tfoot, th, thead, time, title, tr, track, u, ul, var, video, wbr - Forms a class of attributes, called custom data attributes, that allow proprietary information to be exchanged between the HTML and its DOM representation that may be used by scripts. All such custom data are available via the HTMLElement interface of the element the attribute is set on. The HTMLElement.dataset property gives access to them.