array.length vs. cached
JavaScript performance comparison
Preparation code
<script>
Benchmark.prototype.setup = function() {
var a = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
a = a.concat(a, a, a, a, a, a, a, a);
};
</script>
Test runner
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Test | Ops/sec | |
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not-cached
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cached
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pending… |
cached, decrement
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pending… |
cached, decrement 2
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pending… |
cached, decrement, do while loop
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pending… |
cached, decrement, while loop
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pending… |
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Revisions
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