js-defineproperty-vs-standard

JavaScript performance comparison

Test case created by Matt Savage

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var o={}
    o.c = 1;
    Object.defineProperty(o, "n", {writable:true, configurable:true,enumerable:true,value:1});
};
</script>

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Testing in unknown unknown
Test Ops/sec
writable
o.c=2;
var a = o.c;
pending…
nonwritable
o.n=2;
var a = o.n;
pending…

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