BASELINE NowYouCanUse.com
Widely Available HTML elements
id: slot

<slot>

The <slot> HTML element is a placeholder inside a web component where consumers of the component can insert their own markup.
Baseline Status: Achieved Widely Available on Jul 15, 2022 (Cross-browser Newly Available since Jan 15, 2020).
Desktop Browser Engine Support
Google Chrome
53
Supported
Mozilla Firefox
63
Supported
Apple Safari
10
Supported
Microsoft Edge
79
Supported
Mobile Browser Engine Support
Chrome Android
53
Firefox Android
63
Safari iOS
10
Specifications and References
Specification ↗ Feature XML ↗
MDN Browser Compat Data Keys:
api.Element.assignedSlot ↗ api.Element.slot ↗ api.HTMLSlotElement ↗ api.HTMLSlotElement.assignedElements ↗ api.HTMLSlotElement.assignedNodes ↗ api.HTMLSlotElement.name ↗ api.HTMLSlotElement.slotchange_event ↗ api.Text.assignedSlot ↗ css.selectors.slotted ↗ html.elements.slot ↗ html.elements.slot.name ↗ html.global_attributes.slot ↗