appendFragment

gistfile1.txt

function appendFragment(element, data) {
  var tagMap = { ul: 'li', table: 'tr', tr: 'td' };
  var tag = tagMap[element.tagName] || 'li';
  var fragment = document.createDocumentFragment();
  
  data.forEach(function(item) {
    var li = document.createElement(tag);
    li.textContent = item;
    fragment.appendChild(li);
  });
  element.appendNode(fragement);
}