MDN wants to learn about developers like you: https://qsurvey.mozilla.com/s3/MDN-survey

Deprecated
This feature has been removed from the Web standards. Though some browsers may still support it, it is in the process of being dropped. Avoid using it and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.

The HTMLContentElement.select property reflects the select attribute. It is a DOMString containing a space-separated list of CSS selectors that select the content to insert in place of the <content> element.

Syntax

object.select = "CSSselector CSSselector ...";

Example

// Select <h1> elements and elements with class="error"
myContentObject.select = "h1 .error";

Specifications

This feature is no longer defined by any standards.

Browser compatibility

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 35 28 (28) [1] No support 26 No support
Feature Android Firefox Mobile (Gecko) IE Phone Opera Mobile Safari Mobile
Basic support 37 28.0 (28) [1] No support ? ?

[1] If Shadow DOM is not enabled in Firefox, <content> elements will behave like HTMLUnknownElement. Shadow DOM was first implemented in Firefox 28 and is behind a preference, dom.webcomponents.enabled, which is disabled by default.

See also

Document Tags and Contributors

 Contributors to this page: chrisdavidmills, DomenicDenicola, fscholz, markg
 Last updated by: chrisdavidmills,