Document fragment vs innerHTML vs looped appendChild (v2)

Revision 2 of this benchmark created on

Preparation HTML

<div id="my-div">
</div>

Setup

var div = document.getElementById('my-div')

Teardown



            while (div.firstChild) div.removeChild(div.firstChild);

Test runner

Ready to run.

Testing in
TestOps/sec
innerHTML
var i = 0;
var inner = '';
while (i < 20) {
  inner += '<li>This is my list item number ' + i + '</li>';
  i++;
}

div.innerHTML += inner;
ready
Looped appendChild
var i = 0;

while (i < 20) {
  var el = document.createElement('li');
  el.innerText = 'This is my list item number ' + i;
  div.appendChild(el);
  i++;
}
ready
Document fragment
var i = 0,
  fragment = document.createDocumentFragment();

while (i < 20) {
  var el = document.createElement('li');
  el.innerText = 'This is my list item number ' + i;
  fragment.appendChild(el);
  i++;
}

div.appendChild(fragment);
ready
Document fragment 2
var i = 0,
  fragment = document.createDocumentFragment();
var el = document.createElement('li');
while (i < 20) {
  el.innerText = 'This is my list item number ' + i;
  fragment.appendChild(el);
  el = el.cloneNode();
  i++;
}

div.appendChild(fragment);
ready

Revisions

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