string concat vs array push

JavaScript performance comparison

Test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    myString = "aaaaaaaaaa";
    charArray = ["a", "a", "a", "a", "a", "a", "a", "a", "a", "a"];
};
</script>

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Testing in unknown unknown
Test Ops/sec
string
myString += "a";
pending…
array
charArray.push("a");
pending…

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