Creating DOM Elements

JavaScript performance comparison

Revision 2 of this test case created by Rob W

Preparation code

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

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Testing in unknown unknown
Test Ops/sec
Direct Append
$('body').append('<div class="foo">foo</div>');

//Fair clean-up
$('.foo').remove();
pending…
Append Variable
var $div = $('<div/>').attr({
  'class': 'foo'
}).text('foo');
$('body').append($div);

//Fair clean-up
$('.foo').remove();
pending…
Vanilla JavaScript
var div = document.createElement('div');
div.className = 'foo';
div['textContent' in div ? 'textContent' : 'innerText'] = 'foo';
document.body.appendChild(div);

//Fair clean-up
$('.foo').remove();
pending…

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