The HTML <slot>
element—part of the Web Components technology suite—is a placeholder inside a web component that you can fill with your own markup, which lets you create separate DOM trees and present them together.
Content categories | Flow content, phrasing content |
---|---|
Permitted content | Transparent |
Events | slotchange |
Tag omission | None, both the starting and ending tag are mandatory. |
Permitted parents | Any element that accepts phrasing content |
Implicit ARIA role | No corresponding role |
Permitted ARIA roles | No role permitted |
DOM interface | HTMLSlotElement |
Attributes
This element includes the global attributes.
name
- The slot's name.
- A named slot is a
<slot>
element with aname
attribute.
Examples
<template id="element-details-template"> <style> details {font-family: "Open Sans Light", Helvetica, Arial, sans-serif } .name {font-weight: bold; color: #217ac0; font-size: 120% } h4 { margin: 10px 0 -8px 0; background: #217ac0; color: white; padding: 2px 6px; border: 1px solid #cee9f9; border-radius: 4px; } .attributes { margin-left: 22px; font-size: 90% } .attributes p { margin-left: 16px; font-style: italic } </style> <details> <summary> <code class="name"><<slot name="element-name">NEED NAME</slot>></code> <i class="desc"><slot name="description">NEED DESCRIPTION</slot></i> </summary> <div class="attributes"> <h4>Attributes</h4> <slot name="attributes"><p>None</p></slot> </div> </details> <hr> </template>
Note: You can see this complete example in action at element-details (see it running live). In addition, you can find an explanation at Using templates and slots.
Specifications
Specification | Status | Comments |
---|---|---|
HTML Living Standard The definition of '<slot>' in that specification. |
Living Standard | |
DOM The definition of 'Slots' in that specification. |
Living Standard |
Browser compatibility
The compatibility table in 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.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
slot | Chrome Full support 53 | Edge Full support 79 | Firefox
Full support
63
| IE No support No | Opera Full support 40 | Safari Full support 10 | WebView Android Full support 53 | Chrome Android Full support 53 | Firefox Android
Full support
63
| Opera Android Full support 41 | Safari iOS Full support 10 | Samsung Internet Android Full support 6.0 |
name | Chrome Full support 53 | Edge Full support 79 | Firefox
Full support
63
| IE No support No | Opera Full support 40 | Safari Full support 10 | WebView Android Full support 53 | Chrome Android Full support 53 | Firefox Android
Full support
63
| Opera Android Full support 41 | Safari iOS Full support 10 | Samsung Internet Android Full support 6.0 |
Legend
- Full support
- Full support
- No support
- No support
- User must explicitly enable this feature.
- User must explicitly enable this feature.