Quelle 482592-1a-shadow.xhtml Sprache: unbekannt

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" class="reftest-wait">
  <head>
    <script>
      customElements.define("custom-element", class extends HTMLElement {
        constructor() {
          super();
          const template = document.getElementById("template");
          const shadowRoot = this.attachShadow({mode: "open"})
            .appendChild(template.content.cloneNode(true));
        }
      });
      function doTest() {
        var l = document.getElementById("l");
        l.parentNode.insertBefore(document.createTextNode("x"), l);
        document.documentElement.removeAttribute("class");
      }
    </script>
  </head>
  <body onload="doTest()">
    <template id="template">
      <style>
        #hasAfter::after { content: "y"; }
        #l { display: none; }
      </style>
      <span id="hasAfter"><slot/></span>
    </template>
    <custom-element style="font-size: 300%; display:block;"><span id="l"></span></custom-element>
  </body>
</html>

Quelle 482592-1a-shadow.xhtml Sprache: unbekannt

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