How to Use HTML template> & slot> With Shadow DOM

Slot HTML5 Templates slot in html Slots allows to define placeholders in an HTML template TemplateShadow DOMcustom elementweb components Status Description Slotable The element that should slot waveguide Svelte will always force a single @html tag to be valid HTML on it's own and will close open tags when splitting an HTML string like this which

slot bets label slot: used for custom HTML labels ; aria-label : used to provide a label for screen readers but adds no visible label Label Placement