test

JavaScript performance comparison

Revision 15 of this test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var o = {1:1, 2:2};
    var n = 0;
    var s = 'string';
    var arr = [1,2,3,4];
   
    function a(object, key, value){
                if(undefined === object[key]){
                        object[key] = value;
                }
               
                return object[key];
        };
   
    function b(object, key, value){
    return undefined === object[key] ? object[key] = value : object[key];
    };
};
</script>

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Testing in unknown unknown
Test Ops/sec
1
a(o, 'a', {})
pending…
2
b(o, 'a', {})
pending…

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