| <!doctype html> | |
| <div id="host"> | |
| <template shadowrootmode="open"> | |
| <slot></slot> | |
| <slot></slot> | |
| </template> | |
| <div id="child1">Child1</div> | |
| <div id="child2" slot="named-slot">Child2</div> | |
| </div> | |
| <script> | |
| host.getBoundingClientRect(); | |
| host.shadowRoot.querySelectorAll("slot")[1].name = "named-slot"; | |
| host.style.display = "flex"; | |
| host.getBoundingClientRect(); | |
| </script> |