Function append

index.js:709–715

(root, childNodes)

    };

    function append(root, childNodes) {
      var length = childNodes.length;

      while (length--) {
        root.appendChild(childNodes[0]);
      }
    }

    function create(element) {
      return element === FRAGMENT ? document.createDocumentFragment() : document.createElementNS('http://www.w3.org/1999/xhtml', element);