Function buildFragment

src/modules/jquery.js:4795–4884

(elems, context, scripts, selection, ignored)

  var rhtml = /<|&#?\w+;/;

  function buildFragment(elems, context, scripts, selection, ignored) {
    var elem,
      tmp,
      tag,
      wrap,
      attached,
      j,
      fragment = context.createDocumentFragment(),
      nodes = [],
      i = 0,
      l = elems.length;

    for (; i < l; i++) {
      elem = elems[i];

      if (elem || elem === 0) {
        // Add nodes directly
        if (toType(elem) === 'object') {
          // Support: Android <=4.0 only, PhantomJS 1 only
          // push.apply(_, arraylike) throws on ancient WebKit
          jQuery.merge(nodes, elem.nodeType ? [elem] : elem);

          // Convert non-html into a text node
        } else if (!rhtml.test(elem)) {
          nodes.push(context.createTextNode(elem));

          // Convert html into DOM nodes
        } else {
          tmp = tmp || fragment.appendChild(context.createElement('div'));

          // Deserialize a standard representation
          tag = (rtagName.exec(elem) || ['', ''])[1].toLowerCase();
          wrap = wrapMap[tag] || wrapMap._default;
          tmp.innerHTML = wrap[1] + jQuery.htmlPrefilter(elem) + wrap[2];

          // Descend through wrappers to the right content
          j = wrap[0];
          while (j--) {
            tmp = tmp.lastChild;
          }

          // Support: Android <=4.0 only, PhantomJS 1 only
          // push.apply(_, arraylike) throws on ancient WebKit
          jQuery.merge(nodes, tmp.childNodes);

          // Remember the top-level container
          tmp = fragment.firstChild;

          // Ensure the created nodes are orphaned (trac-12392)
          tmp.textContent = '';
        }
      }
    }

    // Remove wrapper from fragment
    fragment.textContent = '';

    i = 0;