appendToArray

JavaScript performance comparison

Revision 2 of this test case created

Info

Testing the performance between "arr[arr.length] = object" and "arr.push(object)".

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    object = {
        "firstName": "Steve",
        "lastName": "Johnson"
    };
   
    arr = [1, 2];
};
</script>

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Testing in unknown unknown
Test Ops/sec
Using length as the index of insertion
arr[arr.length] = object;
pending…
Using the Array method "push"
arr.push(object);
pending…
concat
arr.concat(object);
pending…

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