<!DOCTYPE html> | |
<div id='host'> | |
<div slot='s1'>c1</div> | |
<div slot='s2'>c2</div> | |
</div> | |
<script> | |
'use strict'; | |
const slot = document.createElement('slot'); | |
slot.setAttribute('name', 's1'); | |
host.attachShadow({mode: 'open'}).appendChild(slot); | |
</script> |