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JavaScript performance comparison

Test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var xp = "hello";
};
</script>

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Testing in unknown unknown
Test Ops/sec
std
xp + "world";
pending…
join
[xp, "world"].join('');
pending…
concat
"".concat(xp, "world");
pending…
hybrid
xp.concat("world");
pending…

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