HTMLTimeElement: dateTime property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

The dateTime property of the HTMLTimeElement interface is a string that reflects the datetime HTML attribute, containing a machine-readable form of the element's date and time value.

Value

A string. For valid string formats, see the datetime valid values.

Examples

js
// Assumes there is <time id="t"> element in the HTML

const t = document.getElementById("t");
t.dateTime = "6w 5h 34m 5s";

Specifications

Specification

HTML
# dom-time-datetime

Browser compatibility

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This page was last modified on Apr 10, 2025 by MDN contributors.

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