HTML <dd> id Attribute

The id attribute on a <dd> tag assigns an identifier to the description details element. The identifier must be unique across the page.



A unique id attribute on 3 <dd> elements.

Basel, Switzerland
National Gallery of Art
Washington DC, USA
Musée d'Orsay
Paris, France
  <dd id="dd-basel">Basel, Switzerland</dd> 
  <dt>National Gallery of Art</dt>
  <dd id="dd-washington">Washington DC, USA</dd>
  <dt>Musée d'Orsay</dt>
  <dd id="dd-paris">Paris, France</dd>

Using id

The id attribute assigns an identifier to the <dd> element.

The identifier must be unique across the page.

The id allows programmatic access to the <dd> element.

Tip:  id is a global attribute that can be applied to any HTML element.


<dd id="identifier" />



Value Description
identifier A unique alphanumeric string. The id value must begin with a letter ([aside-Zaside-z]) and may be followed by any number of letters, digits ([0-9]), hyphens (-), underscores (_), colons (:), and periods (.).

More Examples

Three <dd> elements, each with a unique id.
Clicking the buttons displays the content of the respective <dd> elements.

1. Kunstmuseum
Basel, Switzerland
2. National Gallery of Art
Washington DC, USA
3. Musée d'Orsay
Paris, France

  <dt>1. Kunstmuseum</dt>
  <dd id="mydd1">Basel, Switzerland</dd> 
  <dt>2. National Gallery of Art</dt>
  <dd id="mydd2">Washington DC, USA</dd>
  <dt>3. Musée d'Orsay</dt>
  <dd id="mydd3">Paris, France</dd>
</dl> <br />

<button onclick="show('mydd1')">Show 1</button>
<button onclick="show('mydd2')">Show 2</button>
<button onclick="show('mydd3')">Show 3</button>

  let show = id => {
    let element = document.getElementById(id);
    alert("Location = " + element.innerHTML);

Code explanation

The id attributes assign a unique identifier to the <dd> elements.

Clicking the buttons calls JavaScript which locates the elements using their ids.

Finally, the content of the <dd> element is displayed in an alert box.

Browser support

Here is when id support started for each browser:

1.0 Sep 2008
1.0 Sep 2002
1.0 Aug 1995
1.0 Jan 2006
1.0 Jan 2003

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