shadow-reassign-dynamic-001.html (899B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <title>CSS Scoping: Dynamic reassignment of a slot.</title> 4 <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> 5 <link rel="help" href="https://drafts.csswg.org/css-scoping/#selectors-data-model"> 6 <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1435632"> 7 <link rel="match" href="reference/green-box.html"/> 8 <div id="host"> 9 <div id="green" style="background: green"></div> 10 <div id="red" style="background: red" slot="myslot"></div> 11 </div> 12 <script> 13 let root = host.attachShadow({ mode: "open" }); 14 root.innerHTML = ` 15 <style>::slotted(div) { width: 100px; height: 100px }</style> 16 <p>Test passes if you see a single 100px by 100px green box below.</p> 17 <slot name="myslot">FAIL</slot> 18 `; 19 document.body.offsetTop; 20 green.setAttribute("slot", "myslot"); 21 red.removeAttribute("slot"); 22 </script>