The :only-of-type
CSS pseudo-class represents an element that has no siblings of the same type.
/* Selects each <p>, but only if it is the */
/* only <p> element inside its parent */
p:only-of-type {
background-color: lime;
}
Note: As originally defined, the selected element had to have a parent. Beginning with Selectors Level 4, this is no longer required.
Syntax
:only-of-type
Examples
Styling elements with no siblings of the same type
HTML
<main>
<div>I am `div` #1.</div>
<p>I am the only `p` among my siblings.</p>
<div>I am `div` #2.</div>
<div>I am `div` #3.
<i>I am the only `i` child.</i>
<em>I am `em` #1.</em>
<em>I am `em` #2.</em>
</div>
</main>
CSS
main :only-of-type {
color: red;
}
Result
Specifications
Specification | Status | Comment |
---|---|---|
Selectors Level 4The definition of ':only-of-type' in that specification. | Working Draft | Matching elements are not required to have a parent. |
Selectors Level 3The definition of ':only-of-type' in that specification. | Recommendation | Initial definition. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
:only-of-type
|
Chrome
Full support 1 |
Edge Full support 12 Full support 12 Notes' Before Edge 16, Microsoft Edge treats all unknown elements (such as custom elements) as the same element type. |
Firefox
Full support 3.5 |
IE Full support 9 Full support 9 Notes' Internet Explorer treats all unknown elements (such as custom elements) as the same element type. |
Opera
Full support 9.5 |
Safari
Full support 3.2 |
WebView Android
Full support 2 |
Chrome Android
Full support 18 |
Firefox Android
Full support 4 |
Opera Android
Full support 10.1 |
Safari iOS
Full support 3.2 |
Samsung Internet Android
Full support 1.0 |
Legend
- Full support
- Full support
- See implementation notes.'
- See implementation notes.
See also
:only-of-type by Mozilla Contributors is licensed under CC-BY-SA 2.5.