The :only-of-type
CSS pseudo-class represents an element that has no siblings of the same type.
The :only-of-type
CSS pseudo-class represents an element that has no siblings of the same type.
Note: As originally defined, the selected element had to have a parent. Beginning with Selectors Level 4, this is no longer required.
:only-of-type { /* ... */ }
<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>
main :only-of-type { color: red; }
Specification |
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Selectors Level 4 # only-of-type-pseudo |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
:only-of-type |
1 | 12Before Edge 16, Microsoft Edge treats all unknown elements (such as custom elements) as the same element type. |
3.5 | 9Internet Explorer treats all unknown elements (such as custom elements) as the same element type. |
9.5 | 3.1 | 2 | 18 | 4 | 10.1 | 2 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/CSS/:only-of-type