jQuery append vs html vs innerHTML list performance (v13)

Revision 13 of this benchmark created on

Description

Just a simple example showing the speed difference between populating a list with .append() & .html() and innerHTML

Preparation HTML

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<div id="list">
</div>

Setup

var len = 20;
    var elems = [];
    for (var i = 0; i < len; i++) {
      elems += $('<div>Test ' + i + '</div>');
    }

Test runner

Ready to run.

Testing in
TestOps/sec
jquery .append()
var html = '';
for (var i = 0; i < len; i++) {
  html += '<div>Test ' + i + '</div>';
}
$('#list').append(html);
ready
jQuery .html()
var html = '';
for (var i = 0; i < len; i++) {
  html += '<div>Test ' + i + '</div>';
}

$('#list').html(html);
ready
javascript innerHTML
var html = '';
for (var i = 0; i < len; i++) {
  html += '<div>Test ' + i + '</div>';
}

document.getElementById('list').innerHTML = html;
ready
jquery .append() single
for (var i = 0; i < len; i++) {
  $('#list').append('<div>Test ' + i + '</div>');
}
ready
jquery .append() single $
for (var i = 0; i < len; i++) {
  $('#list').append(elems[i]);
}
ready
jquery .append() $
$('#list').append(elems);
ready

Revisions

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