HTML attribute: elementtiming
The elementtiming
attribute is used to indicate that an element is flagged for tracking by the Element Timing API
. This attribute may be applied to <img>
, <image>
elements inside an <svg>
, poster images of <video>
elements, elements which have a background-image
, and elements containing text nodes, such as a <p>
.
Usage
The value given for elementtiming
becomes an identifier for the observed element.
<img alt="alt" src="img.jpg" elementtiming="label for element">
Good contenders for elements you might want to observe are:
- The main image for an article.
- A blog post title
- Images in a carousel for a shopping site.
- The poster image for the main video on a page.
Examples
<img alt="Alt for a main blog post image" src="my-massive-image.jpg" elementtiming="Main image">
<p elementtiming="important-text">Some very important information.</p">
Specifications
Specification |
---|
Element Timing API # attr-label-for |
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.
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