getBoundingClientRect vs. offsetWidth/offsetHeight

JavaScript performance comparison

Revision 24 of this test case created

Preparation code

<div id="foo" style="width:500px; height:500px; padding:10px; border:10px solid #000000;">
</div>
<script>
Benchmark.prototype.setup = function() {
    var foo = document.getElementById('foo');
};
</script>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
getBoundingClientRect
var boundingClientRect = foo.getBoundingClientRect();
pending…
offsetWidth/offsetHeight
var width = foo.offsetWidth;
var height = foo.offsetHeight;
var top = foo.scrollTop;
var bottom = foo.scrollBottom;
var left = foo.scrollLeft;
var right = foo.scrollRight;
pending…

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